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Mathematics 21 Online
OpenStudy (anonymous):

4z(z2 + 3) - 3z A. 5z2 -3z +3 B. z2 - z + 3 C. 8z3 -3z D. 4z3 + 9z

OpenStudy (anonymous):

@bri4life14 ?

OpenStudy (anonymous):

@bothfeetforward

OpenStudy (anonymous):

Is z2 supposed to be z squared?

OpenStudy (anonymous):

yea

OpenStudy (anonymous):

D

OpenStudy (anonymous):

\[4z(z ^{2} + 3) - 3z\] \[4z ^{3}+12z-3z\] Distribute 4z to the values in the parentheses \[4z ^{3}+9z\] Simplify

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