Add or subtract as indicated.5 + (-9) - 2
A. 6
B. 16
C. -6
D. -2
Answer: C
Mathematics
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Solve by completing the square to obtain exact solutions.x2 + 8x - 9 = 0
A. 1, -9 B. -3i, 3i C. -1, 9 D. 0, -9
Mathematics
Evaluate.(-2x)5
A. 32x5 B. -32x-5 C. -32x5 D. -2x5
Mathematics
Find all roots exactly (rational, irrational, and imaginary.)
P(x) = x³ – 2x² – 3x + 6
Mathematics
Multiply.
? 1
A. 
B. 1
C. 
D. 
Mathematics