I am studying for a teacher exam and I am stumped with this problem $3\cdot \frac{(2+6)^2}{6}$
I know that the answer is $32$ because of the answer sheet, but how and why is this the answer? Can I get an example?
I am studying for a teacher exam and I am stumped with this problem $3\cdot \frac{(2+6)^2}{6}$
I know that the answer is $32$ because of the answer sheet, but how and why is this the answer? Can I get an example?
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