1.

(k-2/3)²=?plz help me​

Answer»

{k}^{2}  +  \frac{ {2}^{2} }{ {3}^{2} }  - 2 \times k \times  \frac{2}{3}

{k}^{2}  +  \frac{4}{9}  -  \frac{4}{3}k

MARK BRAINLY ANSWER



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