Question

Simplify: [(2)-¹+(4)-¹+(3)-¹]-1

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

2^-1 = 1/2

4^-1 = 1/4

3^-1 = 1/3

so,[(2)-¹+(4)-¹+(3)-¹]= 1/2 + 1/4+ 1/3

= 6+3+4 /12

= 13/12

then, [(2)-¹+(4)-¹+(3)-¹]^-1 = (13/12)^-1

= 12/13

:)