Yr 11 Non-Calc end of term revision Q's

Consider the quadratic function

Find the Y-intercept, the X-intercepts and the equation of a the axis of symmetry.

Solve for x

Solve for x

Expand then simplify

Solve

Solve for x and graph the solution on a number line

Find

with the vertex (2,11) and which passes through (-1, -7)

(p459 in the textbook)

Here is a quadratic function in the vertex form:

Sketch this function and state the domain and range.

Given that