Which of the follow could be the units digit of 7n where n is a positive integer? Select all possible digits.     0     1     2     3     4     5     6     7     8     9

Q: An operation * is defined on the set of real numbers by a * b = a + b – ½ ab. What is (3 * 2) * 2? *

A: The rational number and irrational number are together called real numbers. An operation is a rule…

Q: Prove the following statement by contradiction: There exist no INTEGER VALUES for A and B such that…

A: Proof by contradiction- Assume the negation of the conclusion and get the contradiction implies…

Q: In how many ways could members of the following club line up all 10 members for a photograph? N =…

A: Given: 10 members of a club.To find: Total number of ways in which the members of the club can line…

Q: Fill in each blank so that the resulting statement is true.

A: We have, 3x=π4+nπ  for any integer n.

Q: Solve usng New ten- Raph son methe/ the following equation 9.8*68100 4000 %3D

A: First, simplify the given equations and deduce a function. Now determine the derivative of the…

Q: Evaluate the combination. C(44,22)

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Q: The symbol for similar is . O True O False

A: We have to check the symbol for similar is ~.

Q: Provide an estimate for each very large or very small quantity.  Express your estimate as a single…

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Q: How many different numbers which contain from thr an be formed from the digits A, B, C, D and E. and…

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Q: For what values of the 5l+x 51-x o/2 25* 25

A: Answer is mentioned below

Q: Select ALL of the expressions that have the same value as 643 6. A. 0.643 0.006 B. 6.43 0.6 C. 64.3…

A: If we have N numbers after the decimal point in numerator then we multiply denominator with (10)N.…

Q: 011 3 If A= 00 1, then A 000 Select one: |3|

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Q: O O Simplify 4y3 12y5 O None of these

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Q: Evaluate the combination. C(39,30) C(39,30) =| (Use scientific notation. Round to three decimal…

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Q: Which of the following is equivalent to ? 60 60 60 1 602 1 60,

A: We all know that, x1/2 = x0.5 = √x

Q: Which of the following is equal to 03 100 Multiple Choice O O O 3101 - 1 3100 2 3101 3100 1 1 3 ×…

A: The given series is:The aim is to find the sum of the given series.Concept used:A geometric series…

Q: If n is any integer then n and n5 will have? (mcq) A. Both are divisible by 5 B. 10s place is…

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Q: Evaluate ∑ for n = 10, 100, 1000, and 10,000.

A: Let the given expression is such that

Q: snip

A: Exponents and Power is an important area of learning in mathematics to deal with the number of times…

Q: Fill in the missing numbers. X 5 7 764 88 2 2 32 829 4 1 7 9 | | o | 8

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Q: Find the which value of n for where vin)' is the divisors ofn Smallest vin) =6 number of positive

A: The given problem is related to number theory. Here, we have to find the smallest value of n for…

Q: Find the missing digits in each of the following. b. a. 8 1 6 3 6 G||NI INNO 5 0 2 2 2 6 3157 665

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Q: The sum of all positive divisars of 500 is a(500) = Oa. 992 Ob. None O. 1192 d. 1092 e. 1992

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Q: If m*n Denofes -3伝 + Find the 2mn?

A: Given that m*n=2m-n2 therefore -3*5=2-3-52

Q: The odd numbers between and including 23 and 3

A: We know that,  The odd number is the numbers which is not divisible by 2 like 1,3,5,extra.

Q: Perform the indicated operation 1 5. - 3 6 2 -4 [-3 -5

A: Since you have asked multiple questions, we will solve the first question for you. If youwant any…

Q: match each expression in the first column with its value in the second column in the figure below

A: We have to match the expression in the first column with its value in the second column. We will use…

Q: How many 4-digit number can be formed with the digits 5,2,3,0,4,6 and 7 which are divisible by 5 and…

A: A four digit number needs to be formed from 0,2,3,4,5,6,7 and that number should be divisible by 5…

Q: Fill in the missing numbers. X 6 683 08 56 1 42 2 1 6 3 660 8 | 16 80

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Q: Find the distance between A and B on the number line below. A ++ ++ + -12-11-10 9 8 7 6 5 4 3 -2 -1…

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Q: Which of the following is an Integer ?

A: Given,           Ingeger number.

Q: 2 273 b. Evaluate each expression. а. 643 1 273 c. V35 · V10

A: Multiple questions-"As per our guidelines we are suppose to answer only one question.Kindly re-post…

Q: 5 A = 1 [3 5 B = 1 1 3 similar O not similar

A: