Yis less than the product of 4 and x

The $x$-intercepts of the parabola $y = x^2 + bx + c$ are $(-3,0)$ and $(5,0).$ find the equation of the parabola, and submit your answer in $y = ax^2 + bx + c$ form.

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Determine which solution is correct for solving 5/7y=6 reciprocals.