en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

expand-(x+1)(x-2)

Solution

expand

- (x + 1) (x - 2)

Solution

- x^{2} + x + 2

Solution steps

- (x + 1) (x - 2)

Expand

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

= - (x^{2} - x - 2)

Apply the distributive law:

- (a - b) = - a + b

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

= - x^{2} + x + 2

Popular Examples

simplify 2x(-2x)simplify

2 x (- 2 x)

factor 2a^2+ab-6b^2 factor

2 a^{2} + ab - 6 b^{2}

simplify (y^2-25)/(y^2-10y+25)simplify

\frac{y ^{2} - 25}{y ^{2} - 10 y + 25}

simplify 2+3i-i(4-3i)simplify

2 + 3 i - i (4 - 3 i)

simplify sqrt(6)sqrt(40)simplify

640

Frequently Asked Questions (FAQ)

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