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5/x+1/y = 2; 6/x-3/y = 1 x is not equal to 0, y is not equal to 0solve the above pair |
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Answer» Answer: LET 1/x be a and 1/y be b . So 5a+b=2 ...(1) and 6a-3b=1...(2) Multiply (1) by 3 and add it to (2) equation , 15a+3b+6a-3b = 6+1=7 => 21A = 7 => a =1/3 and Substitute a=1/3 in equation (1), 5a+b=2 => 5(1/3)+b=2 => b=2 -5/3 => b= 1/3 Hence 1/x =1/y =1/3 => x=y=3 . The solutions to these EQUATIONS are x=3 and y=3. Hope it HELPS you. Mark me as Brainliest. |
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