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Mathematics
Mathematics
Problem
The graph of a quadratic polynomial passes through
(
−
1
,
0
)
(-1,0)
(
−
1
,
0
)
and
(
4
,
0
)
(4,0)
(
4
,
0
)
and also passes through the point
(
0
,
−
8
)
(0,-8)
(
0
,
−
8
)
. Which of the following is that polynomial? a)
2
x
2
−
10
x
+
8
2x^{2}-10x+8
2
x
2
−
10
x
+
8
b)
2
x
2
−
6
x
−
8
2x^{2}-6x-8
2
x
2
−
6
x
−
8
c)
x
2
−
3
x
−
4
x^{2}-3x-4
x
2
−
3
x
−
4
d)
−
2
x
2
+
6
x
+
8
-2x^{2}+6x+8
−
2
x
2
+
6
x
+
8
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