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Popular >

f(x)=x^2-4x-5

Solution

f (x) = x^{2} - 4 x - 5

Solution

Domain : - \infty < x < \infty

Range : f (x) \geq - 9

X Intercepts : (5, 0), (- 1, 0), Y Intercepts : (0, - 5)

Vertex : Minimum (2, - 9)

Inverse : 2 + x + 9, 2 - x + 9

+1

Interval Notation

Domain : (- \infty, \infty)

Range : [- 9, \infty)

Solution steps

Domain of

x^{2} - 4 x - 5 : - \infty < x < \infty

Range of

x^{2} - 4 x - 5 : f (x) \geq - 9

Axis interception points of

x^{2} - 4 x - 5 :

X Intercepts

: (5, 0), (- 1, 0),

Y Intercepts

: (0, - 5)

Vertex of

x^{2} - 4 x - 5 :

Minimum

(2, - 9)

Inverse of

x^{2} - 4 x - 5 : 2 + x + 9, 2 - x + 9

Popular Examples

domain of y= x/(x+1)domain

y = \frac{x}{x + 1}

midpoint (-1,2),(1,-2)midpoint

(- 1, 2), (1, - 2)

critical f(x)=(x^2)/(x-2)critical points

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

domain of 1/(x^2-2)domain

\frac{1}{x ^{2} - 2}

perpendicular 3x+4y=5,\at ((-2,4)/7)perpendicular

3 x + 4 y = 5, at (\frac{- 2 , 4}{7})

Frequently Asked Questions (FAQ)

What is the f(x)=x^2-4x-5 ?
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