(a+b)²=a²+2ab+b² Using this formula (2x + 3y)²
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Answer:
(2x+ 3y)^2= (2x)^2 + 2 (2x)(3y)+ (3y)^2
= 4x^2 + 12xy + 9y^2
Answered by
1
Answer:
(a + b)² = a² + 2ab + b²
(2x + 3y)² = (2x)² + 2( 2x × 3y ) + (3y)²
=> 4x² + 12xy + 9y²
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