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  • Need solution for RD Sharma maths class 12 chapter 19 Definite Integrals exercise Very short answer type question 40

Need solution for RD Sharma maths class 12 chapter 19 Definite Integrals exercise Very short answer type question 40

Answers (1)

Answer: e-1

Hint: you must know the rule of integration

Given: \int_{0}^{1} e^{\{x\}} d x

Solution:  \int_{0}^{1} e^{\{x\}} d x

Integration of exponential function is same as the function

\therefore\left[e^{\{x\}}\right]_{0}^{1} \quad\left[\because \int_{a}^{b} e^{x} d x=\left[e^{x}\right]_{a}^{b}\right]

\begin{aligned} &= e^{1}-e^{0} \\\\ &=e-1 \end{aligned}

 

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