Use geometric probabilities to determine the expected value of a game where the player turns the spinner to determine
the amount she will win, if the player pays $8 to play.
$8
$4
$12
$16
0 - $0.50

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.