jee-main 2022 Q3

jee-main · India · session2_29jul_shift1 Chain Rule Chain Rule with Composition of Explicit Functions

If $t = \sqrt { x } + 4$, then $\left( \frac { \mathrm { d } x } { \mathrm {~d} t } \right) _ { t = 4 }$ is:
(1) 4
(2) Zero
(3) 8
(4) 16

If $t = \sqrt { x } + 4$, then $\left( \frac { \mathrm { d } x } { \mathrm {~d} t } \right) _ { t = 4 }$ is:\\
(1) 4\\
(2) Zero\\
(3) 8\\
(4) 16