Plz do this, its really important for my grade.

Step-by-step explanation:

On each of those equations, combine like terms.

This expression would be equivalent to B

Your expression would be:

This expression would be equivalent to A

Your expression would be:

This expression would be equivalent to C

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0

there is no question content here, but you for the free points! : d