S=(10)(1/2)+(1/2)(-2)(1/2)^2
s=5+(-1)(1/4)
s=5-(1/4)
s=4 and 3/4 or 19/4
Answer: the answer is rational number 0.375
Step-by-step explanation:
:D trust me it’s correct
Answer:
this is what my calculator said sorry: 1.0077696E16
Step-by-step explanation:
calculator
As likely as not.
EXPLANATION: a coin has 2 sides. (usually heads and tails)
50% chance it is heads
50% chance it is tails
50=50.
So it is just as likely to happen as it is likely to not.