D'ou know the area of a circle?
Answer:

Step-by-step explanation:
when you raise an exponent to a power you multiply
Also since the terms inside the parenthesis are multiplied and not added, you don't have to worry about expanding it

Answer:
5
Step-by-step explanation:
The probability of tails is 1/2, so the expected value is (1/2) (10) = 5.
He drove 219.375 miles more on the fist day than the second day.
Answer: The equation of a line is typically written as y=mx+b where m is the slope and b is the y-intercept.
Step-by-step explanation: