Question

f(x) = 2x^2 − 4x − 15
what are the x-intercepts and vertex point?

Answer 1

x-intercept: y=0
2x^2 - 4x - 15 = 0
x = 3.91, -1.91

Answer 2

i'm stuck on this problem on an online homework assignment. it didn't accept that answer.

Answer 3

Would it accept the answer in surd form ?

Answer 4

i don't know unless i try lol

Answer 5

\[1/2(2-\sqrt{34})\] or \[1/2(2+\sqrt{34})\]

Answer 6

it worked, thank you so much.
so many people looked at my question and left lol, thank so for answering

Answer 7

yay ! it worked (:
yw (: