Which of the following formulas is used to calculate the probability of independent events a and b?
a. p(a ∪ b)=p(a)+p(b)
b. p(a ∪ b)=p(a)·p(b)
c. p(a and b)=p(a)+p(b)
d. p(a and b)=p(a)·p(b)

Without graphing the linear functions, find the coordinates of the point of intersection of their graphs: y=3x−11 and y=4

17 in long 1.3 ft wide and 8in high what is the volume

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students