Factor the polynomial.125p3 - 1
A. (5p - 1)(25p2 + 5p + 1)
B. (125p - 1)(p2 + 5p + 1)
C. (5p - 1)(25p2 + 1)
D. (5p + 1)(25p2 - 5p + 1)
Answer: A
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Use the given growth rate to find the approximate doubling time and to predict the population in 50 years of a growing suburban town (based on a current population of 100,000).Use the average growth rate between 1850 and 1950, which was about 0.2%.
A. 345 years; population in 50 years = 106,121 B. 350 years; population in 50 years = 110,409 C. 360 years; population in 50 years = 108,244 D. 352 years; population in 50 years = 112,617
Combine like terms.-4x + 2x + 9x
A. -2x + 9x B. 7 + x C. 7 D. 7x
Use a product-to-sum identity to rewrite the expression.sin(6t) sin(2t)
A. 0.5(sin(8t) + sin(4t)) B. 0.5(cos(8t) + cos(4t)) C. 0.5(sin(8t) - sin(4t)) D. 0.5(cos(4t) - cos(8t))
Graph the polar equation.r sin ? = -1
A.
B.
C.
D.