Apply the laws of exponents, calculate the result and express the result in scientific notation, and as a decimal: (8.1 · 10^−4)^2 the result in scientific notation is _ · 10^_ the result as a decimal is show all your work! ! 15 pt. if you got it right i will give out !

Consider the expression

Use main properties for powers:

1.

2.

3.

Then

The result in scientific notation is

The result as a decimal is

36 girls

step-by-step explanation:

the 48 boys is 4 parts of the ratio

divide 48 by 4 to obtain one part of the ratio

= 12 ← 1 part of the ratio

3 parts = 3 × 12 = 36 ← number of girls

step-by-step explanation: