Question

2? +9 2
$(2x+ 9) {?}^{2}$
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Answer 1

HEY BUDDY!!! HERE'S YOUR ANSWER:-

$(2x + 9) {}^{2}$

$(a + b) {}^{2} = a {}^{2} + b {}^{2} + 2ab$

$= (2x) {}^{2} + 9 {}^{2} + 2(2x)(9)$

$= 4x {}^{2} + 81 + 36x$

Answer:

$4x {}^{2} + 36x + 81$

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