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Popular Functions >

f(x)=(x+1)(x-3)

Solution

f (x) = (x + 1) (x - 3)

Solution

Domain : - \infty < x < \infty

Range : f (x) \geq - 4

X Intercepts : (- 1, 0), (3, 0), Y Intercepts : (0, - 3)

Vertex : Minimum (1, - 4)

Inverse : 1 + x + 4, 1 - x + 4

+1

Interval Notation

Domain : (- \infty, \infty)

Range : [- 4, \infty)

Solution steps

Domain of

(x + 1) (x - 3) : - \infty < x < \infty

Range of

(x + 1) (x - 3) : f (x) \geq - 4

Axis interception points of

(x + 1) (x - 3) :

X Intercepts

: (- 1, 0), (3, 0),

Y Intercepts

: (0, - 3)

Vertex of

(x + 1) (x - 3) :

Minimum

(1, - 4)

Inverse of

(x + 1) (x - 3) : 1 + x + 4, 1 - x + 4

Graph

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Frequently Asked Questions (FAQ)

What is the f(x)=(x+1)(x-3) ?
The f(x)=(x+1)(x-3) is