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\[x(3x-5)\]
+
−
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ln
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×
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log
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expand(x(3x-5))
expand x(3x-5)
x(3x-5)
1
Expand by distributing terms.
x
×
3
x
+
x
×
−
5
x\times 3x+x\times -5
x
×
3
x
+
x
×
−
5
2
Use
Product Rule
:
x
a
x
b
=
x
a
+
b
{x}^{a}{x}^{b}={x}^{a+b}
x
a
x
b
=
x
a
+
b
.
x
2
×
3
+
x
×
−
5
{x}^{2}\times 3+x\times -5
x
2
×
3
+
x
×
−
5
3
Regroup terms.
3
x
2
+
x
×
−
5
3{x}^{2}+x\times -5
3
x
2
+
x
×
−
5
4
Regroup terms.
3
x
2
−
5
x
3{x}^{2}-5x
3
x
2
−
5
x
Done
3*x^2-5*x
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