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Mathematics
Mathematics
Problem
Which quadratic equation has roots whose sum is
7
7
7
and product is
10
10
10
? a)
x
2
+
7
x
+
10
=
0
x^{2}+7x+10=0
x
2
+
7
x
+
10
=
0
b)
x
2
−
7
x
+
10
=
0
x^{2}-7x+10=0
x
2
−
7
x
+
10
=
0
c)
x
2
−
7
x
−
10
=
0
x^{2}-7x-10=0
x
2
−
7
x
−
10
=
0
d)
x
2
+
7
x
−
10
=
0
x^{2}+7x-10=0
x
2
+
7
x
−
10
=
0
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