use quadratic regression to find the equation. for the parabola. going through these 3 points (-4,7), (6,-33),(10,-105)

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places