Susan has a pencil that is 3 centimeters shorter than this string. how long is the pencil.

What is the correlation coefficient for the data? don't forget to turn the diagnoisticon (in the catalog menu of the calculator). r = answer (round to the nearest thousandth)

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Y= a(x-3)squared-1 what is the value of a