Factor completely. If the polynomial is prime, state this.4a3 + 12a2 - 40a
A. 4a(a - 5)(a + 2)
B. 4a(a + 5)(a - 2)
C. 4a(a - 5)(a - 2)
D. 4a(a + 5)(a + 2)
Answer: B
Mathematics
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÷ 4
A. 1
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Find the volume of the solid of revolution obtained by revolving the region under the curve
?
?
from 
to 
about the 
-axis.
What will be an ideal response?
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Find the domain of the function.f(x) = 
A. {x|x ? -9}, or (-?, -9) ? (-9, ?) B. {x|x > 0}, or (0, ?) C. {x|x ? 9}, or (-?, 9) ? (9, ?) D. {x|x < 0}, or (-?, 0)
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Factor the perfect square.x2 + 40x + 400
A. (x - 20)2 B. (x + 20)2 C. (x + 20)(x - 20) D. x2 + 40x + 400
Mathematics