Multiply.(a + 4)(a - 4)(a2 + 16)
A. a4 - 32a2 + 256
B. a4 + 256
C. a4 + 32a2 - 256
D. a4 - 256
Answer: D
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Estimate the slope of the tangent line to the curve at the given point.
A. 3
B. 
C. 
D. 
Provide an appropriate response. Solve the system of equations using the addition method: 2x + 5y = 193x + y = 9
A.
(-2, 15)
B.
C.
(4, -3)
D.
(2, 3)
Solve the problem.
The graph shows the amount of water in a 450-gallon tank after x minutes have elapsed. (i) Is the water entering or leaving the tank? (ii) Find the x-intercept and the y-intercept.
A. Leaving; both intercepts are 0 B. Entering; both intercepts are 0 C. Entering; x-intercept is 450 and y-intercept is 0 D. Leaving; x-intercept is 0 and y-intercept is 450
Factor the trinomial, if possible.36m2 + 72m + 36
A. (6m + 7)2 B. 36(m + 1)2 C. (6m - 7)2 D. 36(m - 1)2