Evaluate the polynomial.-xyz for x = 1, y = -1, and z = 2
A. 1
B. 2
C. 16
D. -2
Answer: B
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Find the absolute extreme values of the function on the interval.f(x) = ex - x, -5 ? x ? 2
A. absolute minimum value is 1 at x = 0; no maximum value B. absolute minimum value is e-5 + 5 at x = -5; absolute maximum value is e2 - 2 at x = 2 C. absolute minimum value is 1 at x = 0; absolute maximum value is e2 - 2 at x = 2 D. absolute minimum value is 1 at x = 0; absolute maximum value is e-5 + 5 at x = -5
Subtract and write the result in lowest terms.
- 
A. 0
B. 
C. 11
D. 
Solve the problem.A real estate development consists of home sites that range in width from 59 to 115 feet and in depth from 135 to 191 feet. Using x as the variable in both cases, write absolute value inequalities that correspond to these ranges.
A. |B - 56| ? 59, |x - 56| ? 135 B. |x - 87| ? 28, |x - 163| ? 28 C. |x - 28| ? 87, |x - 28| ? 163 D. |B - 59| ? 56, |x - 135| ? 56
Find an equation of the secant line containing (1, f(1)) and (2, f(2)).f(x) = x2 - 2x
A. y = -x + 2 B. y = x + 2 C. y = x - 2 D. y = -x - 2