AP EAMCET2002MathematicsDifferentiation
If y=a e^x+b e^ -x +c , where a, b, c are parameters, then y^ is equal to
Options
- A0
- By
- Cy^
- Dy^
Correct answer
C. y^
Step-by-step solution
We have, aligned y & =a e^x+b e^ -x +c y^ & =a e^x-b e^ -x y^ & =a e^x+b e^ -x y^ & =a e^x-b e^ -x =y^ aligned