Ans is 1 . but I want the method

Step-by-step explanation:

(3) 8^2*4^2*(2^-5)^2

Rewrite 8^2 and 4^2

as (2^3)^2 and (2^2)^2

(2^3)^2*(2^2)^2*(1/(2^10))

2^6*2^4/2^10

2^10/2^10 = 2^0 = 1

1

Step-by-step explanation:

8² × 4² × (2‐⁵)²

8² × 4² × (1/2⁵)²

8² × 4² × (1/32)²

1024 × 1/1024 = 1

42.4

step-by-step explanation:

convert to decimal