Q20 of 45 Page 1

Evaluate:

Given


Putting y = x2



Let


⇒ y+1 = A(y+25) + B(y+4)


⇒ y+1= (A+B) y + (25A + 4B)


⇒ A+B = 1 and 25A+ 4B =1


⇒ 25A+ 4B – 25A – 25B = 1 – 25



And



Using




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