Q. 265.0( 1 Vote )

Prove that:
</

Answer :

Given;







Let (sin x - cos x) = t


(sin x + cos x )dx = dt


When x = 0


t = 0 - 1


= - 1








= RHS


Hence Proved


OR


Given;


Here f(x) = 2x2+ 5x and a = 1, b = 3.



nh = 2;


i.e n h 0













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