Question 38

Jambmaths question: 

Find $\frac{dy}{dx}$ if $y=3{{x}^{3}}+2{{x}^{2}}+3x+1$

Option A: 

$9{{x}^{2}}+4x+3$

Option B: 

$9{{x}^{2}}-4x-3$

Option C: 

$9{{x}^{2}}+4x-3$

Option D: 

$9{{x}^{2}}-4x+3$

Jamb Maths Solution: 

$\begin{align}  & y=3{{x}^{3}}+2{{x}^{2}}+3x+1 \\ & \frac{dy}{dx}=9{{x}^{2}}+4x+3 \\\end{align}$

Jamb Maths Topic: 
Differentiation
Year of Exam: 
Jamb Maths 2016