Question

simplify (2^-6+2^-8)×2^-4​

Answer 1

Answer:

=20

Step-by-step explanation:

(2-6+2-8)×2-4=(-10)×-2=20

Answer 2

( 2 ^ - 6 + 2 ^ - 8 ) × 2 ^ - 4

( 1 / 64 + 2 ^ - 8 ) × 2 ^ - 4

( 1 / 64 + 1 / 256 ) × 2 ^ - 4

5 / 256 × 2 ^ - 4

5 / 256 × ( 1 / 16 )

5 / 4096