Question

Evaluate (2-1 x 5-1)-1 ÷ 4-1
(ii) ( 2° + 3° ) × 5°

Answer 1

Answer:

1) answer is 1.

2) answer is 2. I think this answer may help you

Step-by-step explanation:

1) (2-1 × 5-1)-1÷4-1

(1×4)-1÷3

4-1÷3

3÷3

1

2) (2^°+3^°)×5^°

(1+1)×1

2×1

2