factorise the following algebraic expression of 14a square +11ab_15b square
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Answer:
(7a-5b)(2a+3b)
Step-by-step explanation:
14a sq + 11ab - 15b sq
= 14a sq +(21-10)ab - 15b sq
= 14a sq + 21ab -10ab -15b sq
= 7a(2a+3b) - 5b(2a+3b)
= (7a-5b)(2a+3b)
this ques is solved by middle term splitting method
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