en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

expand (1+x^2)^{-1}

Solution

expand

(1 + x^{2})^{- 1}

Solution

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

Solution steps

(1 + x^{2})^{- 1}

Apply exponent rule:

a^{- 1} = \frac{1}{a}

= \frac{1}{( 1 + x ^{2} )}

Remove parentheses:

(a) = a

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

Popular Examples

simplify (sqrt(-6))^2 simplify

(- 6)^{2}

simplify ((n+1)^8)/(n^8)simplify

\frac{( n + 1 ) ^{8}}{n ^{8}}

simplify 0*e^{-0}simplify

0 \cdot e^{- 0}

simplify-2.18*10^{-18}(1/(2^2)-1/(4^2))simplify

- 2.18 \cdot 1 0^{- 18} (\frac{1}{2 ^{2}} - \frac{1}{4 ^{2}})

simplify (5sqrt(2)-4sqrt(3))(5sqrt(2)-4sqrt(3))simplify

(52 - 43) (52 - 43)

Frequently Asked Questions (FAQ)

What is expand (1+x^2)^{-1} ?
The solution to expand (1+x^2)^{-1} is 1/(x^2+1)