Consider the two functions below. Which one of these functions is linear? What is its equation? Enter any answers to two decimal places. Function A Function B
x 3 6 9 12 15
y 5 10 15 20 25
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The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

52 cm radius = diameter = area = circumference = circumfer