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If A+B IS 40 and B-A Is 20 Then What is (A+B)²Please help me as soon as PossibleThis is a maths question not Hindi |
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Answer» Answer:A+B= 40-----(1) B-A= 20-----(2) BY ADDING (1) AND (2), A+B+B-A= 40+50 2B= 90 B= 90/2B= 45 FROM (1), A+ 45= 40 A= -5 (A+B) SQUARE= (-5+45) SQUARE= 25+2025-450= 2050-450= 1600 Hope this will HELP you |
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