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OpenStudy (anonymous):
Find the sum. 12x2 + 9x2 =
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Parth (parthkohli):
Recall the like terms thingy. Now can you do it?
Parth (parthkohli):
\(\Large \color {purple}{\rightarrow (12 + 9)x^2 }\) \(\Large \color {purple}{\rightarrow 21x^2 }\)
OpenStudy (anonymous):
\[12^{2} + 9x ^{?}\]
Parth (parthkohli):
Can you do the rest on your own now?
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