Asked by daniel

x intercepts of f(x)15x^2-12x-48
Answered by Reiny
It should probably read
f(x) = 15x^2 - 12x - 48

for x-intercepts, let f(x) or y = 0
15x^2 - 12x - 48 = 0
hint: divide each term by 3, then use the quadratic formula.
Get back to me with your answer.
Answered by Kris
I got 4+-sqr(336) / 10

is this right??
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