Question

For each function, find the vertex, the axis of symmetry, the y-intercept,

the x-intercepts (if any), whether the parabola opens upward

or downward, the intervals on which the function is increasing

or decreasing, the maximum or minimum value, and the range. Then

sketch the graph.

= -2(x+3)^2+8

Answer 1

The function you provided is a quadratic function in the form of

f(x)=a(x-h)^2+k

Explanation: