Answer:
Step-by-step explanation:
eq. of parabola through (-3,0) and (5,0) is
y=a(x+3)(x-5)
∵ (3,-48) lies on the parabola.
-48=a(3+3)(-48-5)
-48=6*-53 a
a=-48/(6×-53)=8/53
so eq. of parabola is
y=8/53(x+3)(x-5)
or y=8/53(x²+3x-5x-15)
or y=8/53(x²-2x-15)
