Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
3
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the solution set for the system by graphing both of the system's equations in the same rectangular coordinate system and finding points of intersection.x = (y + 2)2 - 1(x - 2)2 + (y + 2)2 = 1 
A. {(-1, -2), (2, -2)} B. {(2, -2)} C. {(-1, -2)} D. ?
Mathematics
Write the system in augmented matrix form.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Perform the indicated operations.85 - 28 ? 2 + 162 ? 
A. 11 B. -25 C. -1039 D. 96
Mathematics
Solve the equation.5(y + 4) = 6(y - 6)
A. {16} B. {-16} C. {-56} D. {56}
Mathematics