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(ii) (Z—lx - 1) (ठ X + 1) |
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Answer» (a+b)(a-b)a^2-b^21/4 (x^2-4) (1x/2 -1)(1x/2 +1) = x^2/4 - 1=0; x^2 = 1+4= 5; x^2 = 5 ;; x = V5 When base same then power will be added. x-1+x+1.2x+1-1x=2. ower will be added.x-1+x+1 x²/4-1 is the right answer |
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