Find the product.8x5(-8x6 + 8x5 + 5)
A. -64x11 + 64x10 + 40x5
B. -64x6 + 64x5 + 40
C. -64x11 + 64x10
D. -64x11 + 8x5 + 5
Answer: A
Mathematics
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A. True B. False
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Find the length of the indicated portion of the curve.r(t) = (etcos t)i + (etsin t)j + 7etk, -ln 2 ? t ? 0
A. 
B. 
C. 
D. 
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Find the area of the fundamental rectangle of the hyperbola.
?
?
A. 28 square units B. 56 square units C. 224 square units D. 112 square units E. none of these
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Assume that the expressions given are the denominators of fractions. Find the least common denominator. t, t + 4
A. t + 4 B. 4 C. t(t + 4) D. -4
Mathematics