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Multiplication of Any Polynomial

Find the prod...

Question

Find the product of $(x + 5) (x + 5)$ using appropriate identity.

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Solution

$(x + 5) (x + 5) = (x + 5)^{2}$

$= x^{2} + 10 x + 25$ $[$ Using the identity: $(x + y)^{2} = x^{2} + 2 x y + y^{2}]$

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