Write an equation for the parabola that satisfies each set of conditions.
a) vertex (3, 4), opening downward with
a vertical stretch by a factor of 3

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

What is the length of the segment, endpoints of which are intersections of parabolas y=x2? 11 4 x? 7 4 and y=? 7 8 x2+x+ 31 8 ?

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re