Express (25)2× 73 in exponential form by using laws of exponents.8 ×7
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Step-by-step explanation:
(i)
3
2
×3
3
×3
4
=3
2+3+4
by using a
m
×a
n
=a
m+n
=3
5+4
=3
9
(ii)
8
4
÷8
2
=
8
2
8
4
=8
4−2
by using
a
n
a
m
=a
m−n
=8
2
=64
(iii)
(3
4
)
3
=3
3×4
by using (a
m
)
n
=a
mn
=3
12
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