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Divide and Simplify z2+9z+14z2+16z+63÷z2+2zz2+2z63\frac { z ^ { 2 } + 9 z + 14 } { z ^ { 2 } + 16 z + 63 } \div \frac { z ^ { 2 } + 2 z } { z ^ { 2 } + 2 z - 63 }

Question 186

Multiple Choice

Divide and simplify.
- z2+9z+14z2+16z+63÷z2+2zz2+2z63\frac { z ^ { 2 } + 9 z + 14 } { z ^ { 2 } + 16 z + 63 } \div \frac { z ^ { 2 } + 2 z } { z ^ { 2 } + 2 z - 63 }


A) z7z2+9z\frac { z - 7 } { z ^ { 2 } + 9 z }
B) z7z - 7
C) z7z\frac { z - 7 } { z }
D) zz2+16z+63\frac { z } { z ^ { 2 } + 16 z + 63 }

Correct Answer:

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