Find the product.(5y + 5)(3y3 - 2y2 - 5y - 5)
A. 15y4 + 5y3 - 35y2 - 25y - 25
B. 15y4 - 20y3 - 35y2 - 50y - 25
C. 15y4 + 5y3 - 50y2 - 50y - 25
D. 15y4 + 5y3 - 35y2 - 50y - 25
Answer: D
Mathematics
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A. 9 B. 5 C. 3 D. 8
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Use identities to find the indicated value for each angle measure.cos 2? = 
and ? terminates in quadrant III
Find cos ?.
A. cos ? = - 
B. cos ? = - 
C. cos ? = 0
D. cos ? = 
Mathematics
Find all real solutions of the equation.  figure 1.png)
(a) x = 0 (b) x = 0, x = 4, x = -4 (c) x = 0, x = 16 (d) x = 0, x = 16, x = -16 (e) none of these
Mathematics
Simplify the expression involving rational exponents.1254/3
A. 78,125 B. 15,625 C. 625 D. 3125
Mathematics