Question

add using identity 1 and evaluate it...​

Answer 1

Answer:

(xy)² + 9p² + 6xyp

Explanation:

(xy + 3p)²

Identity 1 :- (a + b)² = a² + b² + 2ab

(xy + 3p)² = (xy)² + (3p)² + 2*xy*3p

= (xy)² + 9p² + 6xyp

Hope it helps u...

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Answer 2

Answer:

Identity:

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

Solution:

$= > {(xy + 3p)}^{2}$

$= > {(xy)}^{2} + 2(xy)(3p) + {(3p)}^{2}$

$= > {x}^{2} {y}^{2} + 6pxy + 9 {p}^{2}$

Hope this answer helps you ^_^ !