Find the exact solutions to the quadratic equation in the complex numbers.(x - 9)2 = -16
A. 9 ± 8i
B. 9 ± 4i
C. 4i ± 9
D. -9 ± 4i
Answer: B
Mathematics
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Find the reciprocal.
A. 
B. 
C. -7
D. 
Mathematics
Simplify.
2
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Under what conditions must the inequality symbol be reversed when solving an inequality?
What will be an ideal response?
Mathematics
Write an equation that expresses the relationship. Use k for the constant of proportionality.p varies directly as the square of q and inversely as the cube of r.
A. p + q2 - r3 = k
B. p = 
C. p = 
D. pq2r3 = k
Mathematics