Evaluate the exponential function at the specified value of x.f(x) = 2x , x = -3
A. 
B. - 
C. 6
D. 
Answer: A
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The speed for certain animals is related to the stride length by a power function. The value of the power in this function is 
. If the speed is multiplied by 1.77, how is the stride length affected? Round your answer to two decimal places if necessary.
?
A. Stride length is multiplied by 1.83. B. Stride length is multiplied by 2.53. C. Stride length is multiplied by 1.71. D. Stride length is multiplied by 2.33.
Find the angle between the pair of vectors to the nearest tenth of a degree.5i - 4j, 2i - 6j
A. 33.9° B. 110.2° C. 32.9° D. 60.4°
Determine whether the scatter diagram indicates that a linear relation may exist between the two variables. If a linear relation does exist, indicate whether the slope is positive or negative.
A. Linear with negative slope B. Nonlinear C. Linear with positive slope
Simplify. Express your answer with positive exponents. Assume that all variables are nonzero.
A. 
B. 
C. 
D. 