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Mathematics
Mathematics
Problem
Solve for
x
x
x
using the null factor law: a.
a
3
x
(
x
−
5
)
=
0
3x(x - 5) = 0
3
x
(
x
−
5
)
=
0
b.
b
(
x
−
4
)
(
3
x
+
7
)
=
0
(x - 4)(3x + 7) = 0
(
x
−
4
)
(
3
x
+
7
)
=
0
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