`y = x^2 - 1/2cos(x)` Use the rules of differentiation to find the derivative of the function.

Textbook Question

Chapter 2, 2.2 - Problem 21 - Calculus of a Single Variable (10th Edition, Ron Larson).
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mathace | (Level 3) Assistant Educator

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Given: `y=x^2-(1)/(2)cos(x)`

The derivative is: `y'=2x+(1)/(2)sin(x)`

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