Solve the equation.
= 
A. {4}
B. {-4}
C. {8}
D. {4, -4}
Answer: A
Mathematics
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Solve. Simplify the answer.A painter used 6
gallons of paint to paint the front of a house and another 8
gallons to paint the back. How much paint did he use in total?
A. 14
gal
B. 15
gal
C. 14
gal
D. 14
gal
Mathematics
Graph the curve whose parametric equations are given.x = t3 + 1, y = t3 - 15; -2 ? t ? 2
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.(4x4y4)1/2
A. 2x2y2 B. x2y2 C. 2x2y D. 2x4y2
Mathematics
Find 
(x) and state any values that cannot be included in the domain of 
(x).P(x) = 64x3 + 8; Q(x) = 4x + 2
A. 18x2 - 7x + 4, x ? -2
B. 16x2 - 8x + 4, x ? - 
C. 16x2 + 8x + 4, x ? - 
D. 4x2 + 8x + 4, x ? 
Mathematics