# How do you find the axis of symmetry, graph and find the maximum or minimum value of the function #y=2x^2-7x-8#?

##### 1 Answer

Jun 17, 2018

y intercept is -8

#### Explanation:

It is a positive

Put this into the equation to find the y coordinate

Construct a table of values, putting values of x into the equation to get the relevant y values in order to plot the graph.

Use values between -2 and 2 for x