Question

What is the value of | (-3) + 7(-2) | ?
-17
-8
8
17

Which linear function has a graph that never intersects the x-axis?
y = x
y = -1
y = x + 1
y = -x - 1

Answer 1

so absoluute value brackets mean whatever your value inside will be positive...

Answer 2

so -3 + -14= -17

Answer 3

thanks. what about the other one?

Answer 4

so you dont want it to cross the x axis...

Answer 5

yeah

Answer 6

so for y=x if you put in values -1 through 1 what happens to y? It crosses over x right?

Answer 7

yeah..