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Popular >

f(x)=x^2+2x-8

Solution

f (x) = x^{2} + 2 x - 8

Solution

Domain : - \infty < x < \infty

Range : f (x) \geq - 9

X Intercepts : (2, 0), (- 4, 0), Y Intercepts : (0, - 8)

Vertex : Minimum (- 1, - 9)

Inverse : - 1 + x + 9, - x + 9 - 1

+1

Interval Notation

Domain : (- \infty, \infty)

Range : [- 9, \infty)

Solution steps

Domain of

x^{2} + 2 x - 8 : - \infty < x < \infty

Range of

x^{2} + 2 x - 8 : f (x) \geq - 9

Axis interception points of

x^{2} + 2 x - 8 :

X Intercepts

: (2, 0), (- 4, 0),

Y Intercepts

: (0, - 8)

Vertex of

x^{2} + 2 x - 8 :

Minimum

(- 1, - 9)

Inverse of

x^{2} + 2 x - 8 : - 1 + x + 9, - x + 9 - 1

Popular Examples

parity f(x)=sin(x+a)parity

f (x) = sin (x + a)

asymptotes of (9-3x)/(x-4)asymptotes

\frac{9 - 3 x}{x - 4}

domain of (7/x)/(7/x+1)domain

\frac{\frac{7}{x}}{\frac{7}{x} + 1}

range of f(x)=16-(x-2)^2 range

f (x) = 16 - (x - 2)^{2}

midpoint (4,-2),(0,2)midpoint

(4, - 2), (0, 2)

Frequently Asked Questions (FAQ)

What is the f(x)=x^2+2x-8 ?
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