Question 26

Jambmaths question: 

Factorize completely $4{{u}^{2}}-36uv-uv+9{{v}^{2}}$

Option A: 

$(4u+v)(u+9v)$

Option B: 

$(4u+v)(u-9v)$

Option C: 

$(4u-v)(u-9v)$

Option D: 

$(4u-v)(u+9v)$

Jamb Maths Solution: 

$\begin{align}  & 4{{u}^{2}}-36uv-uv+9{{v}^{2}}=4u(u-9v)-v(u-9v) \\ & 4{{u}^{2}}-36uv-uv+9{{v}^{2}}=(4u-v)(u-9v) \\\end{align}$

Jamb Maths Topic: 
Year of Exam: