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OpenStudy (anonymous):
2a(7a2 – 3a + 9) Multiply and simplify? Help me and I'll give you a cookie... :3
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OpenStudy (anonymous):
\[2a(7a^2 – 3a + 9)\] \[2a\times 7a^2-2a\times 3a+2a\times 9\] is a start
OpenStudy (anonymous):
then \[14a^3-6a^2+18a\] finishes the cookie
OpenStudy (anonymous):
Thanks c:
OpenStudy (anonymous):
yw
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