Beginning and Intermediate Algebra
Beginning and Intermediate Algebra
5th Edition
ISBN: 9781259616754
Author: Julie Miller, Molly O'Neill, Nancy Hyde
Publisher: McGraw-Hill Education
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Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 …
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experime…
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Chapter 14, Problem 50CRE

Against the wind, a plane can travel 4950 mi in 11 hr. On the return trip flying with the same wind, the plane can fly the same distance in 9 hr. Find the wind speed and the speed of the plane in still air.

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Chapter 14 Solutions

Beginning and Intermediate Algebra

Ch. 14.1 - Prob. 1SPCh. 14.1 - Prob. 2SPCh. 14.1 - Evaluate the expressions. 3. 1! Ch. 14.1 - Prob. 4SPCh. 14.1 - Prob. 5SPCh. 14.1 - Prob. 6SPCh. 14.1 - Write out the first three terms of ( x + y ) 5 .Ch. 14.1 - 8. Use the binomial theorem to expand . Ch. 14.1 - Use the binomial theorem to expand ( 2 a − 3 b 2 )...Ch. 14.1 - Find the fourth term of ( x + y ) 8 .
Ch. 14.1 - 11. Find the fifth term of . Ch. 14.1 - a. The expanded form of ( x + b ) 2 =...Ch. 14.1 - For Exercises 2–7, expand the binomials. Use...Ch. 14.1 - For Exercises 2–7, expand the binomials. Use...Ch. 14.1 - For Exercises 2–7, expand the binomials. Use...Ch. 14.1 - For Exercises 2–7, expand the binomials. Use...Ch. 14.1 - For Exercises 2–7, expand the binomials. Use...Ch. 14.1 - For Exercises 2–7, expand the binomials. Use...Ch. 14.1 - For Exercises 8–13, rewrite each binomial of the...Ch. 14.1 - For Exercises 8–13, rewrite each binomial of the...Ch. 14.1 - For Exercises 8–13, rewrite each binomial of the...Ch. 14.1 - For Exercises 8–13, rewrite each binomial of the...Ch. 14.1 - For Exercises 8–13, rewrite each binomial of the...Ch. 14.1 - For Exercises 8–13, rewrite each binomial of the...Ch. 14.1 - For a > 0 and b > 0 , what happens to the signs of...Ch. 14.1 - For Exercises 15–18, evaluate the expression. (See...Ch. 14.1 - For Exercises 15–18, evaluate the expression. (See...Ch. 14.1 - For Exercises 15–18, evaluate the expression. (See...Ch. 14.1 - For Exercises 15–18, evaluate the expression. (See...Ch. 14.1 - True or false: 0 ! ≠ 1 !Ch. 14.1 - True or false: n! is defined for negative...Ch. 14.1 - True or false: n ! = n for n = 1 and 2 .Ch. 14.1 - 22. Show that ! Ch. 14.1 - Show that 6 ! = 6 ⋅ 5 !Ch. 14.1 - Show that 8 ! = 8 ⋅ 7 !Ch. 14.1 - For Exercises 25–32, evaluate the expression. (See...Ch. 14.1 - For Exercises 25–32, evaluate the expression. (See...Ch. 14.1 - For Exercises 25–32, evaluate the expression. (See...Ch. 14.1 - For Exercises 25–32, evaluate the expression. (See...Ch. 14.1 - For Exercises 25–32, evaluate the expression. (See...Ch. 14.1 - For Exercises 25–32, evaluate the expression. (See...Ch. 14.1 - For Exercises 25–32, evaluate the expression. (See...Ch. 14.1 - For Exercises 25–32, evaluate the expression. (See...Ch. 14.1 - Prob. 33PECh. 14.1 - Prob. 34PECh. 14.1 - Prob. 35PECh. 14.1 - For Exercises 33–36, find the first three terms of...Ch. 14.1 - Prob. 37PECh. 14.1 - Prob. 38PECh. 14.1 - Prob. 39PECh. 14.1 - Prob. 40PECh. 14.1 - For Exercises 39–50, use the binomial theorem to...Ch. 14.1 - Prob. 42PECh. 14.1 - Prob. 43PECh. 14.1 - Prob. 44PECh. 14.1 - Prob. 45PECh. 14.1 - For Exercises 39–50, use the binomial theorem to...Ch. 14.1 - Prob. 47PECh. 14.1 - For Exercises 39–50, use the binomial theorem to...Ch. 14.1 - Prob. 49PECh. 14.1 - Prob. 50PECh. 14.1 - Prob. 51PECh. 14.1 - Prob. 52PECh. 14.1 - Prob. 53PECh. 14.1 - Prob. 54PECh. 14.1 - Prob. 55PECh. 14.1 - For Exercises 51–56, find the indicated term of...Ch. 14.2 - Prob. 1SPCh. 14.2 - Prob. 2SPCh. 14.2 - Prob. 3SPCh. 14.2 - Prob. 4SPCh. 14.2 - Prob. 5SPCh. 14.2 - Prob. 6SPCh. 14.2 - Prob. 7SPCh. 14.2 - Prob. 8SPCh. 14.2 - Prob. 9SPCh. 14.2 - Prob. 10SPCh. 14.2 - Prob. 11SPCh. 14.2 - Prob. 12SPCh. 14.2 - Prob. 1PECh. 14.2 - Prob. 2PECh. 14.2 - Prob. 3PECh. 14.2 - Prob. 4PECh. 14.2 - Prob. 5PECh. 14.2 - Prob. 6PECh. 14.2 - Prob. 7PECh. 14.2 - Prob. 8PECh. 14.2 - Prob. 9PECh. 14.2 - Prob. 10PECh. 14.2 - Prob. 11PECh. 14.2 - Prob. 12PECh. 14.2 - Prob. 13PECh. 14.2 - Prob. 14PECh. 14.2 - Prob. 15PECh. 14.2 - Prob. 16PECh. 14.2 - Prob. 17PECh. 14.2 - Prob. 18PECh. 14.2 - Prob. 19PECh. 14.2 - Prob. 20PECh. 14.2 - Prob. 21PECh. 14.2 - Prob. 22PECh. 14.2 - Prob. 23PECh. 14.2 - Prob. 24PECh. 14.2 - Prob. 25PECh. 14.2 - Prob. 26PECh. 14.2 - Prob. 27PECh. 14.2 - Prob. 28PECh. 14.2 - Prob. 29PECh. 14.2 - For Exercises 21–32, find a formula for the nth...Ch. 14.2 - Prob. 31PECh. 14.2 - Prob. 32PECh. 14.2 - Edmond borrowed $500. To pay off the loan, he...Ch. 14.2 - Prob. 34PECh. 14.2 - Prob. 35PECh. 14.2 - Prob. 36PECh. 14.2 - Prob. 37PECh. 14.2 - Prob. 38PECh. 14.2 - Prob. 39PECh. 14.2 - Prob. 40PECh. 14.2 - Prob. 41PECh. 14.2 - Prob. 42PECh. 14.2 - Prob. 43PECh. 14.2 - Prob. 44PECh. 14.2 - Prob. 45PECh. 14.2 - Prob. 46PECh. 14.2 - For Exercises 39–54, find the sums. (See Examples...Ch. 14.2 - Prob. 48PECh. 14.2 - For Exercises 39–54, find the sums. (See Examples...Ch. 14.2 - Prob. 50PECh. 14.2 - Prob. 51PECh. 14.2 - Prob. 52PECh. 14.2 - Prob. 53PECh. 14.2 - For Exercises 39–54, find the sums. (See Examples...Ch. 14.2 - Prob. 55PECh. 14.2 - Prob. 56PECh. 14.2 - Prob. 57PECh. 14.2 - Prob. 58PECh. 14.2 - Prob. 59PECh. 14.2 - Prob. 60PECh. 14.2 - Prob. 61PECh. 14.2 - Prob. 62PECh. 14.2 - Prob. 63PECh. 14.2 - For Exercises 55–66, write the series in summation...Ch. 14.2 - Prob. 65PECh. 14.2 - Prob. 66PECh. 14.2 - Prob. 67PECh. 14.2 - Prob. 68PECh. 14.2 - Prob. 69PECh. 14.2 - Prob. 70PECh. 14.2 - 71. A famous sequence in mathematics is called the...Ch. 14.3 - Prob. 1SPCh. 14.3 - Prob. 2SPCh. 14.3 - Prob. 3SPCh. 14.3 - Prob. 4SPCh. 14.3 - Prob. 5SPCh. 14.3 - Prob. 1PECh. 14.3 - Prob. 2PECh. 14.3 - Prob. 3PECh. 14.3 - Prob. 4PECh. 14.3 - Prob. 5PECh. 14.3 - Prob. 6PECh. 14.3 - Prob. 7PECh. 14.3 - Prob. 8PECh. 14.3 - Prob. 9PECh. 14.3 - For Exercises 7–12, the first term of an...Ch. 14.3 - Prob. 11PECh. 14.3 - Prob. 12PECh. 14.3 - Prob. 13PECh. 14.3 - Prob. 14PECh. 14.3 - Prob. 15PECh. 14.3 - Prob. 16PECh. 14.3 - Prob. 17PECh. 14.3 - Prob. 18PECh. 14.3 - Prob. 19PECh. 14.3 - Prob. 20PECh. 14.3 - Prob. 21PECh. 14.3 - Prob. 22PECh. 14.3 - Prob. 23PECh. 14.3 - Prob. 24PECh. 14.3 - Prob. 25PECh. 14.3 - Prob. 26PECh. 14.3 - Prob. 27PECh. 14.3 - Prob. 28PECh. 14.3 - Prob. 29PECh. 14.3 - For Exercises 25–33, write the nth term of the...Ch. 14.3 - For Exercises 25–33, write the nth term of the...Ch. 14.3 - Prob. 32PECh. 14.3 - Prob. 33PECh. 14.3 - Prob. 34PECh. 14.3 - Prob. 35PECh. 14.3 - Prob. 36PECh. 14.3 - Prob. 37PECh. 14.3 - Prob. 38PECh. 14.3 - Prob. 39PECh. 14.3 - Prob. 40PECh. 14.3 - Prob. 41PECh. 14.3 - Prob. 42PECh. 14.3 - Prob. 43PECh. 14.3 - For Exercises 42–49, find the number of terms, n,...Ch. 14.3 - Prob. 45PECh. 14.3 - Prob. 46PECh. 14.3 - Prob. 47PECh. 14.3 - Prob. 48PECh. 14.3 - Prob. 49PECh. 14.3 - Prob. 50PECh. 14.3 - Prob. 51PECh. 14.3 - Prob. 52PECh. 14.3 - Prob. 53PECh. 14.3 - Prob. 54PECh. 14.3 - For Exercises 53–66, find the sum of the...Ch. 14.3 - Prob. 56PECh. 14.3 - Prob. 57PECh. 14.3 - Prob. 58PECh. 14.3 - For Exercises 53–66, find the sum of the...Ch. 14.3 - Prob. 60PECh. 14.3 - Prob. 61PECh. 14.3 - Prob. 62PECh. 14.3 - Prob. 63PECh. 14.3 - Prob. 64PECh. 14.3 - For Exercises 53–66, find the sum of the...Ch. 14.3 - Prob. 66PECh. 14.3 - Find the sum of the first 100 positive integers.Ch. 14.3 - Prob. 68PECh. 14.3 - Prob. 69PECh. 14.3 - A triangular array of dominoes has one domino in...Ch. 14.4 - Prob. 1SPCh. 14.4 - Prob. 2SPCh. 14.4 - Prob. 3SPCh. 14.4 - Prob. 4SPCh. 14.4 - Prob. 5SPCh. 14.4 - Prob. 6SPCh. 14.4 - Prob. 7SPCh. 14.4 - Prob. 8SPCh. 14.4 - 1. a. A ______________sequence is a sequence in...Ch. 14.4 - Prob. 2PECh. 14.4 - Prob. 3PECh. 14.4 - Prob. 4PECh. 14.4 - Prob. 5PECh. 14.4 - Prob. 6PECh. 14.4 - Prob. 7PECh. 14.4 - Prob. 8PECh. 14.4 - Prob. 9PECh. 14.4 - Prob. 10PECh. 14.4 - Prob. 11PECh. 14.4 - Prob. 12PECh. 14.4 - Prob. 13PECh. 14.4 - Prob. 14PECh. 14.4 - Prob. 15PECh. 14.4 - Prob. 16PECh. 14.4 - Prob. 17PECh. 14.4 - Prob. 18PECh. 14.4 - Prob. 19PECh. 14.4 - Prob. 20PECh. 14.4 - For Exercises 19–24, write the first five terms of...Ch. 14.4 - Prob. 22PECh. 14.4 - Prob. 23PECh. 14.4 - For Exercises 19–24, write the first five terms of...Ch. 14.4 - Prob. 25PECh. 14.4 - Prob. 26PECh. 14.4 - Prob. 27PECh. 14.4 - Prob. 28PECh. 14.4 - For Exercises 25–30, find the n th term of each...Ch. 14.4 - Prob. 30PECh. 14.4 - Prob. 31PECh. 14.4 - Prob. 32PECh. 14.4 - Prob. 33PECh. 14.4 - Prob. 34PECh. 14.4 - Prob. 35PECh. 14.4 - Prob. 36PECh. 14.4 - Prob. 37PECh. 14.4 - Prob. 38PECh. 14.4 - Prob. 39PECh. 14.4 - Prob. 40PECh. 14.4 - Prob. 41PECh. 14.4 - If the second and third terms of a geometric...Ch. 14.4 - 43. Explain the difference between a geometric...Ch. 14.4 - Prob. 44PECh. 14.4 - Prob. 45PECh. 14.4 - Prob. 46PECh. 14.4 - Prob. 47PECh. 14.4 - Prob. 48PECh. 14.4 - Prob. 49PECh. 14.4 - Prob. 50PECh. 14.4 - Prob. 51PECh. 14.4 - Prob. 52PECh. 14.4 - For Exercises 47–56, find the sum of the geometric...Ch. 14.4 - For Exercises 47–56, find the sum of the geometric...Ch. 14.4 - For Exercises 47–56, find the sum of the geometric...Ch. 14.4 - For Exercises 47–56, find the sum of the geometric...Ch. 14.4 - Prob. 57PECh. 14.4 - Prob. 58PECh. 14.4 - Prob. 59PECh. 14.4 - Prob. 60PECh. 14.4 - Prob. 61PECh. 14.4 - Prob. 62PECh. 14.4 - Prob. 63PECh. 14.4 - Prob. 64PECh. 14.4 - Prob. 65PECh. 14.4 - Prob. 66PECh. 14.4 - Prob. 67PECh. 14.4 - Prob. 68PECh. 14.4 - Prob. 69PECh. 14.4 - Prob. 70PECh. 14.4 - Prob. 71PECh. 14.4 - For Exercises 1–18, determine if the sequence is...Ch. 14.4 - Prob. 2PRECh. 14.4 - Prob. 3PRECh. 14.4 - For Exercises 1–18, determine if the sequence is...Ch. 14.4 - Prob. 5PRECh. 14.4 - Prob. 6PRECh. 14.4 - Prob. 7PRECh. 14.4 - Prob. 8PRECh. 14.4 - For Exercises 1–18, determine if the sequence is...Ch. 14.4 - Prob. 10PRECh. 14.4 - Prob. 11PRECh. 14.4 - Prob. 12PRECh. 14.4 - For Exercises 1–18, determine if the sequence is...Ch. 14.4 - Prob. 14PRECh. 14.4 - Prob. 15PRECh. 14.4 - Prob. 16PRECh. 14.4 - For Exercises 1–18, determine if the sequence is...Ch. 14.4 - For Exercises 1–18, determine if the sequence is...Ch. 14 - Prob. 1RECh. 14 - Prob. 2RECh. 14 - Prob. 3RECh. 14 - Prob. 4RECh. 14 - Prob. 5RECh. 14 - Prob. 6RECh. 14 - Prob. 7RECh. 14 - Prob. 8RECh. 14 - Prob. 9RECh. 14 - 10. Find the middle term of the binomial...Ch. 14 - For Exercises 11–14, write the terms of the...Ch. 14 - Prob. 12RECh. 14 - Prob. 13RECh. 14 - Prob. 14RECh. 14 - Prob. 15RECh. 14 - Prob. 16RECh. 14 - Prob. 17RECh. 14 - Prob. 18RECh. 14 - For Exercises 19–20, find the sum of the...Ch. 14 - Prob. 20RECh. 14 - Prob. 21RECh. 14 - Prob. 22RECh. 14 - Prob. 23RECh. 14 - Prob. 24RECh. 14 - Prob. 25RECh. 14 - Prob. 26RECh. 14 - Prob. 27RECh. 14 - Prob. 28RECh. 14 - For Exercises 29–30, find the number of terms. 3 ,...Ch. 14 - Prob. 30RECh. 14 - Prob. 31RECh. 14 - Prob. 32RECh. 14 - For Exercises 33–36, find the sum of the...Ch. 14 - Prob. 34RECh. 14 - Prob. 35RECh. 14 - Prob. 36RECh. 14 - For Exercises 37–38, find the common ratio. 5 , 15...Ch. 14 - Prob. 38RECh. 14 - Prob. 39RECh. 14 - Prob. 40RECh. 14 - Prob. 41RECh. 14 - Prob. 42RECh. 14 - Prob. 43RECh. 14 - Prob. 44RECh. 14 - Prob. 45RECh. 14 - Prob. 46RECh. 14 - Prob. 47RECh. 14 - Prob. 48RECh. 14 - Prob. 49RECh. 14 - Prob. 50RECh. 14 - Prob. 51RECh. 14 - Prob. 1TCh. 14 - Prob. 2TCh. 14 - Prob. 3TCh. 14 - Prob. 4TCh. 14 - Find the sixth term. ( a − c 3 ) 8Ch. 14 - Write the terms of the sequence. a n = − 3 n + 2 ;...Ch. 14 - 7. Find the sum. Ch. 14 - a. An 8-in. tomato seedling is planted on Sunday....Ch. 14 - Prob. 9TCh. 14 - Find the common difference. 3 ,   13 4 ,   7 2 ,  ...Ch. 14 - 11. Find the common ratio. Ch. 14 - Prob. 12TCh. 14 - Prob. 13TCh. 14 - Prob. 14TCh. 14 - Write an expression for the n th term of the...Ch. 14 - 16. Find the number of terms in the sequence. Ch. 14 - 17. Find the number of terms in the sequence. Ch. 14 - Prob. 18TCh. 14 - 19. Find the sum of the geometric series. Ch. 14 - Prob. 20TCh. 14 - Given a geometric series with a 6 = 9 and r = 3 ,...Ch. 14 - 22. Find the 18th term of the arithmetic sequence...Ch. 14 - Prob. 23TCh. 14 - Prob. 1CRECh. 14 - Prob. 2CRECh. 14 - Prob. 3CRECh. 14 - Prob. 4CRECh. 14 - Prob. 5CRECh. 14 - Prob. 6CRECh. 14 - Prob. 7CRECh. 14 - Prob. 8CRECh. 14 - Prob. 9CRECh. 14 - Prob. 10CRECh. 14 - Prob. 11CRECh. 14 - Prob. 12CRECh. 14 - Prob. 13CRECh. 14 - For Exercises 14–17, factor completely. 6 a 2 − 17...Ch. 14 - Prob. 15CRECh. 14 - Prob. 16CRECh. 14 - For Exercises 14–17, factor completely. w 3 + 9 w...Ch. 14 - Prob. 18CRECh. 14 - Prob. 19CRECh. 14 - Prob. 20CRECh. 14 - For Exercises 18–25, solve the equation. ( 5 y − 2...Ch. 14 - Prob. 22CRECh. 14 - Prob. 23CRECh. 14 - Prob. 24CRECh. 14 - Prob. 25CRECh. 14 - 26. Write the expression as a single logarithm. Ch. 14 - 27. Use a calculator to approximate the value of...Ch. 14 - For Exercises 28–32, solve the inequality. Write...Ch. 14 - For Exercises 28–32, solve the inequality. Write...Ch. 14 - Prob. 30CRECh. 14 - For Exercises 28–32, solve the inequality. Write...Ch. 14 - Prob. 32CRECh. 14 - Prob. 33CRECh. 14 - Prob. 34CRECh. 14 - For Exercises 33–35, graph the equation. 35. Ch. 14 - Graph the solution set. x 2 9 + y 2 25 ≤ 1Ch. 14 - 37. Given a. Determine the...Ch. 14 - Prob. 38CRECh. 14 - Write an equation of the line passing through the...Ch. 14 - Prob. 40CRECh. 14 - Prob. 41CRECh. 14 - Prob. 42CRECh. 14 - Prob. 43CRECh. 14 - Given the points ( 9 , − 4 ) and ( 3 , 0 ) , a....Ch. 14 - Prob. 45CRECh. 14 - The time t ( n ) (in minutes) required for a rat...Ch. 14 - The speed of a car varies inversely as the time to...Ch. 14 - Prob. 48CRECh. 14 - Prob. 49CRECh. 14 - 50. Against the wind, a plane can travel 4950 mi...
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