(h) l (I + m -n) - mn
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Answered by
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Answer:
(h) l ( l+m-n)-mn.
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Answered by
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Answer:
(l-n)(l+m)
Step-by-step explanation:
l(l+m-n)-mn
=l²+lm-ln-mn
=l²-ln+lm-mn
=l(l-n)+m(l-n)
=(l-n)(l+m)
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