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Popular Functions >

f(x)=4x^2+9

Solution

f (x) = 4 x^{2} + 9

Solution

Domain : - \infty < x < \infty

Range : f (x) \geq 9

Y Intercepts : (0, 9)

Vertex : Minimum (0, 9)

Inverse : \frac{x - 9}{2}, - \frac{x - 9}{2}

+1

Interval Notation

Domain : (- \infty, \infty)

Solution steps

Domain of

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

Range of

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

Axis interception points of

4 x^{2} + 9 :

Y Intercepts

: (0, 9)

Vertex of

4 x^{2} + 9 :

Minimum

(0, 9)

Inverse of

4 x^{2} + 9 : \frac{x - 9}{2}, - \frac{x - 9}{2}

Graph

Popular Examples

inflection x-3\sqrt[3]{x}

domain of f(x)=sqrt(5+2x)

extreme f(x)=2x^2-12x-5

inverse of f(x)=(x+9)/3

Frequently Asked Questions (FAQ)

What is the f(x)=4x^2+9 ?
The f(x)=4x^2+9 is