to plot the graph for the following equation

12 marks

12 marks

y=6x2(sqaured) +3x -18

5 marks

Use the graph to solve the following quadratic equation

6x2(squared) +3x -18 =0

3 marks

State the formula used for finding the roots of a quadratic equation.

Explain how this relates to the equation under consideration

10 marks

Find the roots for this quadratic using the formula.

Compare the answers obtained.

Having trouble with this question. would love some help from you wonderful peeople.