CameraIcon

SearchIcon

MyQuestionIcon

1

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

Quadratic Formula

Solve : 7y=-...

Question

Solve :
$7 y = - 3 y^{2} - 4$

Open in App

Solution

Given that,
$7 y = - 3 y^{2} - 4$

$⟹ 3 y^{2} + 7 y + 4 = 0$

$⟹ 3 y^{2} + 3 y + 4 y + 4 = 0$

$⟹ 3 y (y + 1) + 4 (y + 1) = 0$

$⟹ (3 y + 4) (y + 1) = 0$

$⟹ 3 y + 4 = 0$ or $y + 1 = 0$

$∴ y = \frac{- 4}{3}$ or $y = - 1$

Suggest Corrections

thumbs-up

0

Similar questions

Q. Solve the following quadratic equation by using formula method

3 y^{2} + 7 y + 4 = 0

y

3 y^{2} + 7 y + 1 = 0

(\frac{1}{3} y^{2} - \frac{4}{7} y + 5) - (\frac{2}{7} y - \frac{2}{3} y^{2} + 2) - (\frac{1}{7} y - 3 + 2 y^{2})

Q. 3y² + 7y + 4 = 0

Q. Solve the following by using the method of completing square.

3 y^{2} - 7 y - 20 = 0

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Solving QE using Quadratic Formula

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Quadratic Formula

Standard X Mathematics

Join BYJU'S Learning Program

CrossIcon