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Answer:
8.(1/9)^-½ ×(64)^-⅓
law- a^-m = 1/a^m
(1/9)^-½ =
9^½
power 1/2 means square root
√9 = 3
(64)^-⅓=
(1/64)^⅓
power 1/3 is equal to cube root.
³√(1/64)
1/64 = 1³/4³
³√(1³/4³)
= 1/4
(1/9)^-½ ×(64)^-⅓
= 3×1/4
= 3/4 (answer)
9. ³√125×27
= ³√125 ׳√27
125 = 5×5×5
27= 3×3×3
³√5×5×5 ׳√3×3×3
= 5×3
= 15 (answer)
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Answer:
it's your answer
hii ayush
answer 9- 3√125*3√27
=5*3
=15
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