How many numbers are in the list 1,4,7 2005, 2008

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

Measure a and b and find their sum. how are the angles related?