Compute $f ^ { \prime } ( a )$ for $a = 1$ .
$f ( x ) = 2 - 6 x ^ { 3 }$
A) $12$
B) $- 18 x ^ { 2 }$
C) $- 18$
D) $18$
E) $36$

Name: Compute $f ^ { \prime } ( a )$ for $a = 1$ . $f ( x ) = 2 - 6 x ^ { 3 }$ A) $12$ B) $- 18 x ^ { 2 }$ C) $- 18$ D) $18$ E) $36$
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Question

Compute $f ^ { \prime } ( a )$ for $a = 1$ .  
  $f ( x ) = 2 - 6 x ^ { 3 }$  
A)  $12$
B)   $- 18 x ^ { 2 }$
C)   $- 18$
D)   $18$
E)   $36$

Quizplus · Accepted Answer

To find $f'(a)$ for $a = 1$, we first find the derivative of $f(x) = 2 - 6x^3$. The derivative, $f'(x)$, is $-18x^2$. Substituting $x = 1$ into $f'(x)$ gives $f'(1) = -18$.

Compute f′(a)f ^ { \prime } ( a )f′(a) For a=1a = 1a=1

Compute $f ^ { \prime } ( a )$ For $a = 1$