Simplify :
$(x - 2 y + 3)^{2} + (x + 2 y - 3)^{2}$

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Solution

On simplification , we get

$(x - 2 y + 3)^{2} + (x + 2 y - 3)^{2}$

$⟹ 2 (x)^{2} + 8 y^{2} + 2 (3)^{2} + 2. (x) (- 2 y) + 2. (- 2 y) (3) + 2. (x) (3) + 2. (x) (2 y) + 2. (2 y) (- 3) + 2. (- 3) (x)$

$⟹ 2 x^{2} + 8 y^{2} + 18 - 24 y$

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Similar questions

{(x - 2 y + 3)}^{2} + {(x + 2 y - 3)}^{2}

(x - 2 y)^{3} + (2 y - 32)^{3} + (32 - x)^{3} - 3 ((x - 2 y) (2 y - 32) (32 - x))

(x - 2 y + 3)^{2} + (x + 2 y - 3)^{2} = 0

x - 6 y

Factorise : $(x - 2 y)^{2} - 12 (x - 2 y) + 32$

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