Find the product.(x + 2y)3
A. 3(x + 2y)
B. x3 + 2x2y + 4xy + 4xy2 + 8y2 + 8y3
C. x3 + 6x2y + 12xy2 + 8y3
D. x3 + 8y3
Answer: C
Mathematics
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Solve for the angle ?, where 0 ? ? ? 2?sin2? = 
A. ? = 
, 
, 
, 
B. ? = 
, 
, 
, 
C. ? = 0, ?, 2?
D. ? = 
, 
, 
, 
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Solve the initial value problem.v'(t) + 
= 6, v(-1) = 0
A. v = -12(et/2 + 1/2 + 12) B. v = -12e-t/2 - 1/2 + e1/2 C. v = -12(e-t/2 - 1/2 - 1) D. v = 3e-t/2 - 1/2 + 3
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Provide an appropriate response. Solve the quadratic equation using the quadratic formula:x2 - 8x + 6 = 0
A. x = 4 + 1.41i, 4 - 1.41i B. x = -7.16, -0.84 C. x = -4 + 1.41i, -4 - 1.41i D. x = 7.16, 0.84
Mathematics
Solve the problem.Use the graph to determine the percent change in test preparation time from Test 2 to Test 4.
A. 66.7% B. 100% C. 75% D. 33.3%
Mathematics