en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

factor x^4+2x^2-63

Solution

factor

x^{4} + 2 x^{2} - 63

Solution

(x^{2} - 7) (x^{2} + 9)

Solution steps

x^{4} + 2 x^{2} - 63

Let

u = x^{2}

= u^{2} + 2 u - 63

Factor

u^{2} + 2 u - 63 : (u - 7) (u + 9)

= (u - 7) (u + 9)

Substitute back

u = x^{2}

= (x^{2} - 7) (x^{2} + 9)

Popular Examples

join-pi/4+pi join

- \frac{π}{4} + π

factor 6x^3-30x^2-84x factor

6 x^{3} - 30 x^{2} - 84 x

simplify (-10k^2)/(21)*(-6k^4)/(25)simplify

\frac{- 10 k ^{2}}{21} \cdot \frac{- 6 k ^{4}}{25}

simplify sqrt(200000)simplify

200000

- x^{2} - 3 x + 6 = 0

Frequently Asked Questions (FAQ)

What is factor x^4+2x^2-63 ?
The solution to factor x^4+2x^2-63 is (x^2-7)(x^2+9)