Answer:
45.2 × 10⁰ = 45.2 (a⁰ = 1 )
45.2 × 10¹ = 452
45.2 × 10² = 4520
45.2 × 10³ = 45200
3^(-4) means "one over 3^4"
1/(3^4)
That's equal to
1/81
and
(1/3)^4
This is also equal to 3^2/3^6.
So four of those are correct.
Answer: 38 m
Step-by-step explanation:
5 + 2 + 2 = 9
9 * 2 = 18
4 * 5 = 20
18 + 20 = 38
Not sure but my guess would be the first one