20. according to the wall street journal, 14,200,000 copies of walt disney's fantasia have been sold to date. write that number in scientific notation

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

In a 45-45-90 right triangle, what is the ratio of the length of one leg to the length of the other leg? а . 1: 2 в. 2: 1 с. 2: 1 d. 1: 1

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.