en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

limit as x approaches-1 of x^2+4x

Solution

x \to - 1 lim (x^{2} + 4 x)

Solution

- 3

Solution steps

x \to - 1 lim (x^{2} + 4 x)

Plug in the value

x = - 1

= (- 1)^{2} + 4 (- 1)

Simplify

(- 1)^{2} + 4 (- 1) : - 3

= - 3

Popular Examples

(dy)/(dt)=4y+y^4

\frac{d y}{d t} = 4 y + y^{4}

tangent of f(x)=-(4x)/(x^2+1),\at x=0 tangent of

f (x) = - \frac{4 x}{x ^{2} + 1}, at x = 0

integral of r^2((r^3)/(15)-8)^4

\int r^{2} (\frac{r ^{3}}{15} - 8)^{4} d r

(\partial)/(\partial x)((s^2+4)/(t-3))

\frac{\partial}{\partial x} (\frac{s ^{2} + 4}{t - 3})

derivative of ln(arctan(2x^5))

\frac{d}{d x} (ln (arctan (2 x^{5})))

Frequently Asked Questions (FAQ)

What is the limit as x approaches-1 of x^2+4x ?
The limit as x approaches-1 of x^2+4x is -3