Question

quanto é?

(2².2-³.3-¹.3²)²

a) 81/3
b) 9/4
c) 81/16
d) 9/16




me ajuda por favor ​

Answer 1

(2².2-³.3-¹.3²)²

(4 × 1/8 × 1/3 × 3²)²

(4 × 1 × 1 × 9/8 × 3)²

(4 × 9/8 × 3)²

(36/24)² ---> (3/2)²

3²/2²

9/4

r: b) 9/4