The parabola was moved up 4 on the y-axis
Answer: Self selected sample
Step-by-step explanation:
They people chose themselves
Answer:
x = -26.3746, 11.3746
Step-by-step explanation:
Easiest and fastest way to solve for <em>x</em> is to graph x² + 15x - 300 and analyze where the graph crosses the x-axis.
Alternatively, you can use the Quadratic Formula to help solve for <em>x</em>.
Divide the percentages by 100 then multiply the number given
That would be Option C (Answer).