Consider the four points used in Problem 1: (– 9, 13), (– 3, 9), (3, 6) and (9, 1). Three out of four of these points lie on one line. Which one of the four points does not lie on the same line as the other three? Justify your answer using slope.

Timed*** there are 8 rows and 8 columns, or 64 squares on a chessboard. suppose you place 1 penny on row 1 column a, 2 pennies on row 1 column b, 4 pennies on row 1 column c, and so on … how many pennies are on each square? a =   b =   c = d =   e =   f = g =   h =

Is a positive integer raised to a negative power always positive

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).