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Popular >

y=2x^2-7x-4

Solution

y = 2 x^{2} - 7 x - 4

Solution

Domain : - \infty < x < \infty

Range : f (x) \geq - \frac{81}{8}

X Intercepts : (4, 0), (- \frac{1}{2}, 0), Y Intercepts : (0, - 4)

Vertex : Minimum (\frac{7}{4}, - \frac{81}{8})

Inverse : \frac{7 + 8 x + 81}{4}, \frac{7 - 8 x + 81}{4}

+1

Interval Notation

Domain : (- \infty, \infty)

Range : [- \frac{81}{8}, \infty)

Solution steps

Domain of

2 x^{2} - 7 x - 4 : - \infty < x < \infty

Range of

2 x^{2} - 7 x - 4 : f (x) \geq - \frac{81}{8}

Axis interception points of

2 x^{2} - 7 x - 4 :

X Intercepts

: (4, 0), (- \frac{1}{2}, 0),

Y Intercepts

: (0, - 4)

Vertex of

2 x^{2} - 7 x - 4 :

Minimum

(\frac{7}{4}, - \frac{81}{8})

Inverse of

2 x^{2} - 7 x - 4 : \frac{7 + 8 x + 81}{4}, \frac{7 - 8 x + 81}{4}

Popular Examples

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f(x)=-0.5x^2+71x+200

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domain of f(y)=ln(y-1)+e^{y^2-3}+(y^2-4)^{5/3}domain

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Frequently Asked Questions (FAQ)

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