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Mathematics
Mathematics
Problem
Which of the following simplifications is correct? a)
(
c
2
)
3
=
c
5
(c^{2})^{3}=c^{5}
(
c
2
)
3
=
c
5
b)
(
3
e
)
2
=
3
2
e
(3e)^{2}=3^{2}e
(
3
e
)
2
=
3
2
e
c)
b
7
b
3
=
b
4
\dfrac{b^{7}}{b^{3}}=b^{4}
b
3
b
7
=
b
4
d)
d
5
×
d
2
=
d
10
d^{5}\times d^{2}=d^{10}
d
5
×
d
2
=
d
10
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