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help-derivatives-ex

1 Answer

Step 1 :

The equation is .

Differentiate with respect to .

.

Sum rule of derivative : .

Product rule of derivative : .

Power rule of derivative : .

Substitute , , in above equation.

.

Thus, the value of is .

Solution :

The value of is .

answered May 4, 2015 by sandy Pupil
edited May 4, 2015 by sandy

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