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Pls solve question 2 with steps.Thankyou for ur help.pls solve it as soon as possible.

Pls solve question 2 with steps.Thankyou for ur help.pls solve it as soon as possible. 

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Grade:12

1 Answers

Aditya Gupta
2081 Points
3 years ago
simply put r – 1+x=y
so that dx=dy and integral becomes 
∑∫f(y)dy from r-1 to r
= ∫0 to 1+∫1 to 2+.....+∫99 to 100
=∫0 to 100 f(y)dy
=a

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