factorise the expression am^2+bm^2+bn^2+an^2
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This is your answer
am2+bm2+bn2+an2
Taking m2 and n2 common
m2(a+b) +n2(b+a)
putting -(minus) to convert (b+a) to (a+b)
m2(a+b) - n2(a+b)
(m2-n2) (a+b) answer
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Answered by
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Answer:
(a+b)(m^2-n^2) this is the answer .........
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hope it will help you
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