Evaluate the function at the given value. f(a) = a^3 + 5a^2 + 10a + 12 at a = -2
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Answer:
A
Step-by-step explanation:
The volume (V) of a pyramid is
V = area of base × perpendicular height (h)
area of square base = 4² = 16 and h = 4, hence
V = × 16 × 4 =
= 21
ft³