Question

multiply the binomial (2.5l-0.5m) and (2.5l-0.5m) in simple multiply form
like: 2.5L-0.5m
×2.5L-0.5m
_________
_________
not only the answer please tell the method toooo​

Answer 1

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$\large \tt \red{✦Answer✦}$

(2.5l−0.5m)(2.5l+0.5m) is of the form (a−b)(a+b)=a2−b2

=(2.5l)2−(0.5m)2

=6.25‬l2−0.25‬m2

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Answer 2

Answer:

(2.5l−0.5m)(2.5l+0.5m) is of the form (a−b)(a+b)=a2−b2

=(2.5l)2−(0.5m)2

=6.25‬l2−0.25‬m2