Question

solve 7 .
it is urgent plz plz ​

Answer 1

(2/3)^-2+(1/3)^-2+(1/2)^-5

(3/2)^2+(3)^2+(2)^5

(9/4)+(9/1)+(32/1)

LCM =4

9+36+128

______________

4

45+128

_________

4

173

____

4

43__1__Ans.

4