Question

1/6 raise to -2+1/7raise to -1 +2raise to-1​

Answer 1

Answer: 87/2

Step-by-step explanation:

(1/6)^-2+(1/7)^-1 +2^(-1​)

Laws, (a/b)^(-n) = (b/a)^n

So , (1/6)^-2+(1/7)^-1 +2^(-1​)

= 6^2 + 7 +1/2

= 36 + 7+1/2= [72+ 14+1]/2

=87/2