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OpenStudy (anonymous):
The expression x2 + 4 A. Can be factored B. Cannot be factored Factor: z2 - 2z A. z(z + 2) B. (z - 1)(z - 2) C. z2 D. z(z - 2)
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OpenStudy (p0sitr0n):
can not be factored z(z-2) so D
OpenStudy (anonymous):
thx
OpenStudy (anonymous):
Simplify (x + 7)2. A. x2 + 14x + 49 B. x2 - 14x + 49 C. x2 + 14x - 49 D. x2 - 14x - 49
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