Solve.4x2 = 60
A. ± 15
B. 16
C. ± 
D. 30
Answer: C
Mathematics
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Find the area enclosed by the given curves.y = x3, y = 4x
A. 8 B. 16 C. 4 D. 2
Mathematics
Graph the equation. Select integers for x, -3 ? x ? 3.y = 
+ 2
A. 
B. 
C. 
D. 
Mathematics
Use the graph of f to determine the intervals where f is increasing and where f is decreasing.
A. increasing: never; decreasing: (-?, ?) B. increasing: (-?, 0]; decreasing [0, ?) C. increasing: (-?, ?); decreasing: never D. increasing: [0, ?); decreasing (-?, 0]
Mathematics
Factor the polynomial completely. If a polynomial cannot be factored, state that it is irreducible.15x2 - 65x - 50
A. 5(3x + 2)(x - 5) B. (15x + 10)(x - 5) C. irreducible D. 5(3x - 2)(x + 5)
Mathematics