please answer friends it is urgent only 1 and 7
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1) (625)-¼
= ⁴√1/625
=1/5
7) ³√7׳√49
= ³√7×49
=³√7×7×7
= 7
Please mark me as the brainliest.
Answered by
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Answer:
1.)(625)^-¼
(5⁴)^-¼
(a^m)^n=a^mn
5^4*(-¼)
5^-1
a^-m=1/a^m
1/5
0.2
7.) cube root 7 × cube root 49
cube root a × cube root b = cube root ab
cube root (7×49)
cube root (7×7²)
cube root (7³)
7
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