Question

:- If z = 6t4 - 3t2 + 6t + 9, find dz/dt
at t = 2.
​

Answer 1

Step-by-step explanation:

D = 6* 2*4-3*2+6*2+9

=48-6+12+9

= 42+21

= 63

so, dz/dt

= d63/d2

= 31.5

hence , answer is 31.5 D cancel out because it is form in the d/d.