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Popular >

y=-x^2+7x+18

Solution

y = - x^{2} + 7 x + 18

Solution

Domain : - \infty < x < \infty

Range : f (x) \leq \frac{121}{4}

X Intercepts : (- 2, 0), (9, 0), Y Intercepts : (0, 18)

Vertex : Maximum (\frac{7}{2}, \frac{121}{4})

Inverse : - \frac{- 7 + - 4 x + 121}{2}, - \frac{- 7 - - 4 x + 121}{2}

+1

Interval Notation

Domain : (- \infty, \infty)

Range : (- \infty, \frac{121}{4}]

Solution steps

Domain of

- x^{2} + 7 x + 18 : - \infty < x < \infty

Range of

- x^{2} + 7 x + 18 : f (x) \leq \frac{121}{4}

Axis interception points of

- x^{2} + 7 x + 18 :

X Intercepts

: (- 2, 0), (9, 0),

Y Intercepts

: (0, 18)

Vertex of

- x^{2} + 7 x + 18 :

Maximum

(\frac{7}{2}, \frac{121}{4})

Inverse of

- x^{2} + 7 x + 18 : - \frac{- 7 + - 4 x + 121}{2}, - \frac{- 7 - - 4 x + 121}{2}

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Frequently Asked Questions (FAQ)

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