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Popular >

f(x)=x^2+4x

Solution

f (x) = x^{2} + 4 x

Solution

Domain : - \infty < x < \infty

Range : f (x) \geq - 4

X Intercepts : (0, 0), (- 4, 0), Y Intercepts : (0, 0)

Vertex : Minimum (- 2, - 4)

Inverse : - 2 + x + 4, - x + 4 - 2

+1

Interval Notation

Domain : (- \infty, \infty)

Range : [- 4, \infty)

Solution steps

Domain of

x^{2} + 4 x : - \infty < x < \infty

Range of

x^{2} + 4 x : f (x) \geq - 4

Axis interception points of

x^{2} + 4 x :

X Intercepts

: (0, 0), (- 4, 0),

Y Intercepts

: (0, 0)

Vertex of

x^{2} + 4 x :

Minimum

(- 2, - 4)

Inverse of

x^{2} + 4 x : - 2 + x + 4, - x + 4 - 2

Popular Examples

inverse of f(x)=3-7x inverse

f (x) = 3 - 7 x

intercepts of f(x)=x^2-5x-14 intercepts

f (x) = x^{2} - 5 x - 14

asymptotes of f(x)=5-9/x asymptotes

f (x) = 5 - \frac{9}{x}

domain of (3x)/(x-4)domain

\frac{3 x}{x - 4}

intercepts of g(x)=(-8x^2+16)/(2x+2)intercepts

g (x) = \frac{- 8 x ^{2} + 16}{2 x + 2}

Frequently Asked Questions (FAQ)

What is the f(x)=x^2+4x ?
The f(x)=x^2+4x is