please answer all the circled questions please its so urgent and the 5. roman d. bit is not clear that question is (5/9)^-5÷(9/5)^7....
Attachments:
Answers
Answered by
1
Step-by-step explanation:
(d){ (-2/5)^-1 }^-2
= (-2/5)^-1 × -2
= (-2/5)^-2
= (-5/2)^2 (ans)
(e)(2/7)^-3 × [ (7/2)^2 ÷ (7/2)^5 ]
= (2/7)^-3 × [ (7/2)^2-5 ]
= (2/7)^-3 × [ (7/2)^-3 ]
= (2/7)^-3 × (2/7)^3
= (2/7)^-3 + 3
= (2/7)^0
PLEASE MARK ME AS THE BRAINLIEST
Answered by
1
Step-by-step explanation:
hi sister........how r u?????????? good evening
Similar questions