(7/10) Power minus 4÷(7/10) power minus 6
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Answered by
0
Answer:
(0.7)^-4 - (0.7)^-6
= (0.7)^-4【1 - (0.7)^-2】
Answered by
1
Answer:
49/100
Step-by-step explanation:
(7/10)^-6 can be written as 10/7 ^6
in the same way 7/10 ^-6 can be changed
NOW 10/7 ^6=10/7 ^4
solving this we get 07^2/10^2
49/100
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