Factorise:
25a sq. - 9b sq.
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Answered by
1
Answer:
25 a^2 - 9 b^2
= (5a)^2 - (3b )^2
= ( 5a +3b ) ( 5a -3b ) ------> a^2 -b^2 = (a+b)(a-b)
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Answered by
2
Answer:
THE CORRECT ANSWER IS (5a+3b) (5a-3b)
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