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Mathematics
Mathematics
Problem
One of the zeros of a quadratic polynomial
p
(
x
)
p(x)
p
(
x
)
is 2 and the coefficient of
x
2
x^2
x
2
is 3. If
p
(
1
)
=
7
p(1)=7
p
(
1
)
=
7
, which of the following is
p
(
x
)
p(x)
p
(
x
)
? a)
3
x
2
−
8
x
+
12
3x^2-8x+12
3
x
2
−
8
x
+
12
b)
x
2
−
16
x
+
20
x^2-16x+20
x
2
−
16
x
+
20
c)
3
x
2
−
16
x
+
20
3x^2-16x+20
3
x
2
−
16
x
+
20
d)
3
x
2
+
16
x
+
20
3x^2+16x+20
3
x
2
+
16
x
+
20
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