Answer:
242/81
Step-by-step explanation:
BIDMAS
Brackets, Indices, Division, Multiplication, Addition Subtraction
This is the order that your calculation needs to go in.
So the question states 3 - (1/3)^4
So first we work out 1/3^4 which is 1/3 x 1/3 x 1/3 x 1/3
This becomes 1/81
Then you do 3 - 1/81 which becomes 242/81
3/1 - 1/81
243/81 - 1/81 (after finding the LCM of the denominator)
242/81
