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Problems
Problem
Problem
Solve for
x
x
x
: a.
2
x
3
−
3
x
2
−
9
x
+
10
=
0
2x^3 - 3x^2 - 9x + 10 = 0
2
x
3
−
3
x
2
−
9
x
+
10
=
0
b.
3
x
3
=
x
(
7
x
−
2
)
3x^3 = x(7x - 2)
3
x
3
=
x
(
7
x
−
2
)
c.
x
3
+
60
=
23
x
+
2
x
2
x^3 + 60 = 23x + 2x^2
x
3
+
60
=
23
x
+
2
x
2
d.
x
2
(
x
2
−
3
)
=
64
−
6
x
3
−
14
x
x^2(x^2 - 3) = 64 - 6x^3 - 14x
x
2
(
x
2
−
3
)
=
64
−
6
x
3
−
14
x
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