en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

f(x)=x^2-2x-1

Solution

f (x) = x^{2} - 2 x - 1

Solution

Domain : - \infty < x < \infty

Range : f (x) \geq - 2

X Intercepts : (1 + 2, 0), (1 - 2, 0), Y Intercepts : (0, - 1)

Vertex : Minimum (1, - 2)

Inverse : 1 + x + 2, 1 - x + 2

+1

Interval Notation

Domain : (- \infty, \infty)

Range : [- 2, \infty)

Solution steps

Domain of

x^{2} - 2 x - 1 : - \infty < x < \infty

Range of

x^{2} - 2 x - 1 : f (x) \geq - 2

Axis interception points of

x^{2} - 2 x - 1 :

X Intercepts

: (1 + 2, 0), (1 - 2, 0),

Y Intercepts

: (0, - 1)

Vertex of

x^{2} - 2 x - 1 :

Minimum

(1, - 2)

Inverse of

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

Popular Examples

domain of (3x^2+5x+2)/(x^2+4x+3)domain

\frac{3 x ^{2} + 5 x + 2}{x ^{2} + 4 x + 3}

midpoint (7,-1),(-2,10)midpoint

(7, - 1), (- 2, 10)

domain of x/(x+3)domain

\frac{x}{x + 3}

inverse of y=9x^2 inverse

y = 9 x^{2}

asymptotes of f(x)=(x+3)/(x^2-9)asymptotes

f (x) = \frac{x + 3}{x ^{2} - 9}

Frequently Asked Questions (FAQ)

What is the f(x)=x^2-2x-1 ?
The f(x)=x^2-2x-1 is