The following table shows the stopping distance D, in feet, for a car that is traveling at a speed of S miles per hour. Use power regression to model the stopping distance as a function of the speed. Use two digits of accuracy for the coefficient and for the power.
S 25 35 40 60 75 D 86 131 164 301 439?
A. ?
B. 
C. ?
D. ?
Answer: B
Mathematics
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Begin by graphing the standard square root function f(x) = 
. Then use transformations of this graph to graph the given function.h(x) = 
A. 
B. 
C. 
D. 
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Multiply.1.7 ? (-4.93)
A. -8.381 B. 6.73 C. 6.63 D. -3.23
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Find all rational zeros and factor f(x).f(x) = 8x3 + 26x2 - 23x + 4
A. 
, 4, -4; f(x) = (8x - 1)(x - 4)(x + 4)
B. 2, 4, -4; f(x) = (2x - 1)(4x - 1)(x + 4)
C. 
, 1, -4; f(x) = (8x - 1)(x - 1)(x + 4)
D. 
, 
, -4; f(x) = (2x - 1)(4x - 1)(x + 4)
Mathematics
Write the word phrase in symbols, using x as the variable.The sum of a number and 91
A. 91 B. 91 - x C. x + 91 D. 91x
Mathematics