can u explain me plz....... I'll give u 50 points
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7A2+10AB+25B2
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IN FIRST PART LOOK CLOSELY U WILL GET IT OF THE FORM A^2+B^2+2AB ...WHERE A=7A AND B IS 5B...WHICH U CAN EASILY FACTORISE TO (A+B)^2 FORM AND
OTHER ONE IS OF FORM A^2 - B^2 WHERE A IS 5/2X AND B IS Y/3 .......WRITE IT OF FORM (A+B)(A-B)
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