Question

$factorise \: ax { }^{2} + bx {}^{2} + ay { }^{2} + by {}^{2}$
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Answer 1

Step-by-step explanation:

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Answer 2

${ \boxed{ \huge{ax { }^{2} + bx {}^{2} + ay { }^{2} + by {}^{2}}} }\\ \\ { \boxed{ \huge{{x}^{2} (a + b) + {y}^{2} (a + b)}}} \\ \\ { \boxed{ \huge{(a + b)(x {}^{2} + {y}^{2} )}}}$