Let f (x) = $\sqrt { \frac { 2 } { x + 3 } }$ , x $$ $- 3$ . Find each of the following:
(a) f ( - 1) - f ( $- 2$ )
(b) f (x $2$ - 3)
(c) f (x $2$ ) - 3
(d) [f (x - 3)] $2$

Question

Let f (x) = $\sqrt { \frac { 2 } { x + 3 } }$ , x $>$ $- 3$ . Find each of the following:
(a) f ( - 1) - f ( $- 2$ )
(b) f (x $2$ - 3)
(c) f (x $2$ ) - 3
(d) [f (x - 3)] $2$

Quizplus · Accepted Answer

The Answer of Let f (x) = $\sqrt { \frac { 2 } { x + 3 } }$ , x $>$ $- 3$ . Find each of the following:
(a) f ( - 1) - f ( $- 2$ )
(b) f (x $2$ - 3)
(c) f (x $2$ ) - 3
(d) [f (x - 3)] $2$

Let F (X) = 2x+3\sqrt { \frac { 2 } { x + 3 } }x+32​​

Let F (X) = $\sqrt { \frac { 2 } { x + 3 } }$