Perform the operations. Express answers with positive exponents.
A. x7/15
B. x25/18
C. x43/15
D. x15/7
Answer: A
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Use synthetic division to divide f(x) by x - c, and then write f(x) in the form f(x) = (x - c)q(x) + r.f(x) = x3 - x2 + 3; x + 2
A. (x + 2)(x2 - 3x + 6) + 2 B. (x + 2)(x2 - 3x + 6) - 9 C. (x + 2)(x2 + x + 2) - 9 D. (x + 2)(3x2 - 4x + 2) + 0
Solve the problem.There is a 3-degree drop in temperature for every thousand feet that an airplane climbs into the sky. If the temperature on the ground is 37 degrees, what will be the temperature when the plane reaches an altitude of 20,000 feet?
A. 23 degrees
B. 
degrees
C. 
degrees
D. 17 degrees
Find the indicated probability.Assume that two marbles are drawn without replacement from a box with 1 blue, 3 white, 2 green, and 2 red marbles. Find the probability that one marble is green, and one marble is red.
A. 
B. 
C. 
D. 
Use the absolute value to express the distance between the points with coordinates a and b on the number line. Then determine this distance by evaluating the absolute value expression.a = -15 and b = 4
A. 
= -19
B. 
= -11
C. 
= 19
D. 
= 11