CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Polynomial and Its General Form

Evaluate: 9x...

Question

Evaluate:
$9 x^{2} - 4 (y + 2 x)^{2}$

Open in App

Solution

$9 x^{2} - 4 (y + 2 x)^{2}$
$= 9 x^{2} - (4 x + 2 y)^{2}$
$= (3 x)^{2} - (4 x + 2 y)^{2}$
$= (3 x - 4 x - 2 y) (3 x + 2 y + 4 x)$
$(- x - 2 y) (7 x + 2 y)$

Suggest Corrections

thumbs-up

0

Similar questions

9 x^{2} + \frac{1}{9 x^{2}}

(3 x + \frac{1}{3 x}) = \frac{8}{3}

\int \frac{1}{9 x^{2} + 49} d x

\int_{0}^{1 / 2} \frac{d x}{(4 + 9 x^{2})} .

\int_{0}^{\frac{2}{3}} \frac{d x}{4 + 9 x^{2}}

\int \frac{1}{9 x^{2} + 6 x + 5}

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Polynomial and Its General Form

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Polynomial and Its General Form

Standard IX Mathematics

Join BYJU'S Learning Program

CrossIcon