The CEO of a clothing company estimates that 52% of customers will make a purchase. Part A: How many customers should a salesperson expect until she finds a customer that makes a purchase? Part B: What is the probability that a salesperson helps 3 customers until she finds the first person to make a purchase?

m∠a is 90°

m∠b is 40°

c

step-by-step explanation:

he kicked it up? is this the answer ?

step-by-step explanation:

h is the x-coordinate of the vertex

step-by-step explanation:

we have

in this function

the point represent the vertex of the function

so

h is the x-coordinate of the vertex

k is the y-coordinate of the vertex