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Popular Functions >

f(x)=x^2-9

Solution

f (x) = x^{2} - 9

Solution

Domain : - \infty < x < \infty

Range : f (x) \geq - 9

X Intercepts : (3, 0), (- 3, 0), Y Intercepts : (0, - 9)

Vertex : Minimum (0, - 9)

Inverse : x + 9, - x + 9

+1

Interval Notation

Domain : (- \infty, \infty)

Range : [- 9, \infty)

Solution steps

Domain of

x^{2} - 9 : - \infty < x < \infty

Range of

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

Axis interception points of

x^{2} - 9 :

X Intercepts

: (3, 0), (- 3, 0),

Y Intercepts

: (0, - 9)

Vertex of

x^{2} - 9 :

Minimum

(0, - 9)

Inverse of

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

Graph

Popular Examples

monotone-x^2+4x+5

asymptotes of f(x)=(x^2+4)/(2+7x-4x^2)

domain of 4(1/4)^{x-3}-6

intercepts of f(x)=(x-4)^2-1

inverse of f(x)=6x^3+6

Frequently Asked Questions (FAQ)

What is the f(x)=x^2-9 ?
The f(x)=x^2-9 is