Answer:
x=75+36
x=111
Step-by-step explanation:
pls mark as brainliest
Answer:
I am stuck at 2m^2 + 6m- 32 as finding the roots of the quadratic equation is unproductive
Answer:
Expectation number of books a customer will purchase = 1.3
Step-by-step explanation:
x : 0 1 2
p(x) :0.2, 0.3, and 0.5
Expectation
E(X) = ∑x P(x)
= 0 X 0.2 +1 X 0.3+ 2 X 0.5
= 1.3
Expectation E(X) = 1.3
Expectation number of books a customer will purchase = 1.3
