Solve 3/text{Rajah}3

$$3 / \text { Rajah } 3$$

Evaluate

$$\frac{9hja^{2}}{R}$$

Solution Steps

Multiply a and a to get a^{2}.

$$\frac{3}{R}a^{2}jh\times 3$$

Express \frac{3}{R}a^{2} as a single fraction.

$$\frac{3a^{2}}{R}jh\times 3$$

Express \frac{3a^{2}}{R}j as a single fraction.

$$\frac{3a^{2}j}{R}h\times 3$$

Express \frac{3a^{2}j}{R}h as a single fraction.

$$\frac{3a^{2}jh}{R}\times 3$$

Express \frac{3a^{2}jh}{R}\times 3 as a single fraction.

$$\frac{3a^{2}jh\times 3}{R}$$

Multiply 3 and 3 to get 9.

$$\frac{9a^{2}jh}{R}$$

Differentiate w.r.t. R

$$-9\times \left(\frac{a}{R}\right)^{2}hj$$