Find the sum using formulas: 371 Σ

Q: Find the total resistance of the three resistors connected in series. Find the total resistance of…

A: We have to Find the total resistance of the three resistors connected in series and in parallel.

Q: Write the sum as a product: cos(24.96) – cos(12.76)

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Q: expression is of the second degree

A: INTRODUCTION: The topic of simplification and approximation is one in every of the best within the…

Q: A researcher wishes to estimate the average blood alcohol concentration (BAC) for drivers involved…

A: Given Mean=0.17 Standard deviations=0.060 n=51

Q: Use the figure to find EF to the nearest integer.

A: Given,

Q: for 7d, show working, formula and numbers inputted to the formula

A: 7d. The pooled variance is, sp2=n1-1s12+n2-1s22n1+n2-2=20-114.3+16-112.020+16-2=451.734=13.2853 The…

Q: Find the following limits. State any theorems used while taking the limits.

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Q: 4 a. 5 a.

A: We can see that, Each circle consists of 12 parts. Number of circle= 4 Total parts= 12*4=48 Total…

Q: -x), with respect to OY. 4. The area bounded by the curve 2x+2x -y -2 0 and the line y=2x with…

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Q: Find a formula for the number of digits of 2n.  

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Q: sin (-20) sin 460

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Q: cosh(.458 + 0.567j)

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Q: For numbers 18-20 18. Given the function f(x) = cos(5x), 0<x<2n

A: f(x) = cos(5x) differentiation of function f'(x) = -5sin(5x)…

Q: Find the sum of each: E (2i + 1)

A: Given series

Q: 22. In a Mathematics test, the average mark is 82 and the standard deviation is 5. All the students…

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Q: А.B. 16 C.D. 30 E.F. 17 G.H. 31 I.J. 27 K.L. 25 For all questions below, assume a normal…

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

Q: Write the sum as a product: cos(23.6b) + cos(8.4b)

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Q: . 65% of the population of a town is over 20 years old. If a random sample of 30 p the probability…

A: Given: p=probability of success=65%=0.65 n=sample size=30 We need to find P(X≥18). The formula of…

Q: 8. Rewrite CLI x+2 dydadz in the order dzdxdy.

A: We need to change the order of integral.

Q: Write the sum as a product: cos(10.7g) – cos(5.7g)

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Q: 2. Find the range and sample variance of the following numbers: 12 13 45 16 12 12 10 10 13 15 3.…

A: The question is about descriptive statistics

Q: nf ni 3 6. 7 1 3.

A: you can clearly understand if you follow the below solution

Q: SOve the inequality x²34-10 LO X-4 using the test-point method. Express your answer in interlai…

A: x2-3x-10x-4&lt;0⇒x+2x-5x-4&lt;0⇒x&lt;-2  or   4&lt;x&lt;5⇒Solution:  x&lt;-2  or   4&lt;x&lt;5…

Q: SQUARE   How many of those do the letters E and A appear in adjacent positions?

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Q: For items 7-8: The Principal decided that the top 30% of the class with the highest grades in…

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