salonsanjel
salonsanjel salonsanjel
  • 20-07-2019
  • Physics
contestada

plz.. help me this out I am from nepal actually it is math

plz help me this out I am from nepal actually it is math class=

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MathPhys
MathPhys MathPhys
  • 20-07-2019

Answer:

tan (x eˣ) + C

Explanation:

∫ (eˣ + x eˣ) / (cos² (x eˣ)) dx

First, use u-substitution.

u = x eˣ

du = (eˣ + x eˣ) dx

∫ 1 / (cos² u) du

∫ sec² u du

tan u + C

Substitute back:

tan (x eˣ) + C

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