Question

Which of the following functions has a rate of change that stays the same?
A. y equals one third x squared
B. y equals 2 superscript x baseline
C. y equals negative 7 x plus 9
D. y equals x squared plus 1

Answer 1

C. y equals negative 7x plus 9

Answer 2

How many real number solutions does the equation have?

0 equals negative 4 x squared plus 7 x plus 8
A. two solutions
B. one solution
C. no solutions
D. infinitely many solutions

Answer 3

A. two solutions