Question
Which of the following is the factorised form of 20l2m+30alm?
Answer: Option B
:
B
Given, the expression is20l2m+30alm.
The givenexpression can be factorised as follows :-
20l2m+30alm
=(2×2×5×l×l×m)+(2×3×5×a×l×m)
Taking out the common factors from both the terms, we get
=(2×5×l×m)[(2×l)+(3×a)]
=10lm(2l+3a)
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:
B
Given, the expression is20l2m+30alm.
The givenexpression can be factorised as follows :-
20l2m+30alm
=(2×2×5×l×l×m)+(2×3×5×a×l×m)
Taking out the common factors from both the terms, we get
=(2×5×l×m)[(2×l)+(3×a)]
=10lm(2l+3a)
Was this answer helpful ?
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