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AP EAMCET202315 May 2023Evening ShiftMathematicsTrigonometric Ratios & IdentitiesActual

If A+ B=x and A+ B=y , then ( A + B )=

Options

  1. Ax y x-y
  2. Bx y y-x
  3. Cx y x+y
  4. Dx-y x y

Correct answer

B. x y y-x

Step-by-step solution

Given, A+ B=y aligned & A+ B A B =y & A- B= x y aligned Now, (A+B)= A+ B 1- A B = x 1- x y = x y y-x

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