Factorise Completely : $a x^{2} - a y^{2}$

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Solution

$a x^{2} - a y^{2} = a (x^{2} - y^{2}) = a (x + y) (x - y)$

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Similar questions

a x^{2} - a y^{2}

a (x + y) (x - y)

a x^{2} + b x^{2} + a y^{2} + b y^{2}

Factorise :

$(a x + b y)^{2} + (b x - a y)^{2}$

{a x}^{2} + {b x}^{2} - {a y}^{2} - {b y}^{2}

Factorise by grouping method:

$(a x + b y)^{2} + (b x - a y)^{2}$

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