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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, - x + 2 - 1

+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, - x + 2 - 1

Popular Examples

critical f(x)=8-6e^{-x}critical points

f (x) = 8 - 6 e^{- x}

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f (x) = \frac{3}{( \frac{1}{x - 2} ) + 4}

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

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f (x) = - (x - 5)^{2} - 9

parity f(t)= 1/((7t^5-t^4+2)^{10)}parity

f (t) = \frac{1}{( 7 t ^{5} - t ^{4} + 2 ) ^{10}}

Frequently Asked Questions (FAQ)

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