Question

Which expressions are aquivalent to j + j + 2k ?

Answer 1

$\qquad\qquad\huge\underline{{\sf Answer}}♨$

Let's see ~

$\qquad \sf \dashrightarrow \:j + j + 2k$

$\qquad \sf \dashrightarrow \:2j + 2k$

$\qquad \sf \dashrightarrow \:2(j + k)$

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