The equation of a circular section is given by: + + − − = Find the new equation if; a) Coordinates of the center are shifted one unit left and two units up. b) The radius is reduced three units.

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.

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.