2x^-3= 2/x^3
you can't multiple 2x to the power of -3 because is not correct. so you need to change the equation for it to give you an answer
X=117 degrees
Y = 63 degrees
Z = 117 degrees
Answer:
3x=15 the x is 5
10+5=15
10 quarters
5 dimes
Step-by-step explanation:
Yes, this identity is true. Those two operations are equivalent.
Answer:
$4.35
Step-by-step explanation:
The expected value of a random variable <em>X</em>, often denoted as E(<em>X</em>), indicates the probability-weighted average of all possible values/events. The general formula of expected value is
.
Therefore, the expected value of the winnings from a game is
.