Step 1: \ \

(4) \ \

The expression is . \ \

Apply derivative on each side with respect to . \ \

Using derivative power rule . \ \

\ \

Step 2: \ \

(5) \ \

The expression is .

Apply derivative on each side with respect to .

Using derivative power rule .

\ \

.

Step 3: \ \

(6) \ \

The expression is .

Apply derivative on each side with respect to .

.

using derivative formula . \ \

Using derivative power rule .

Solution: \ \

(4) .

(5) .

(6) .

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