Question

Find the value of (6-¹–7-¹)-1 i) 1 ii) -1 iii) 42 iv) -42​

Answer 1

Answer:

6^-1= 1÷6

Step-by-step explanation:

6^-1= 1÷6

7^-1=1÷7

(1÷6-1÷7)^-1

(7-6÷42)^_1

(1÷42)^_1

(42^-1)^-1 (a^m)^n=a^mn

42