No products in the cart.

Check wheather the equation (x+2)³=2x(x²-1) is …

CBSE, JEE, NEET, CUET

Question Bank, Mock Tests, Exam Papers

NCERT Solutions, Sample Papers, Notes, Videos

Check wheather the equation (x+2)³=2x(x²-1) is quadratic equation

Posted by Piyush Singh 6 years, 4 months ago

Sia ? 6 years, 4 months ago

We have (x + 2)³ = 2x (x² - 1)

{tex}\implies{/tex}x³ + 6x² + 12x + 8 = 2x³ - 2x

{tex}\implies{/tex}x³ - 6x² - 14x - 8 = 0

it is not of the form ax² + bx + c = 0, {tex}a \ne 0{/tex}

{tex}\therefore{/tex} the given equation is not a quadratic equation.

ANSWER

Test

Related Questions

Prove that root 8 is an irration number

Posted by Sahil Sahil 1 year, 4 months ago

CBSE > Class 10 > Mathematics

sin60° cos 30°+ cos60° sin 30°

Posted by Vanshika Bhatnagar 1 year, 4 months ago

CBSE > Class 10 > Mathematics

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
Ask specific question which are clear and concise.

Posted by Kanika . 1 month ago

CBSE > Class 10 > Mathematics

X-y=5

Posted by Kishan Thakur 1 month ago

CBSE > Class 10 > Mathematics

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
Ask specific question which are clear and concise.

Posted by Hari Anand 6 months, 1 week ago

CBSE > Class 10 > Mathematics