15 POINTS PLUS BRAINLIEST PLEASE HELP ASAP Find the average rate of change of f(x)= -x^2+3x+1 from x=2 to x=5. Simplify your answer as much as possible

If the class was going to get a class pet and 5 picked fish and 7 pick bird and 8 picked rabbits have many students were in the

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

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.