<h3>The answer is:</h3><h2>8</h2><h2 />
We know that the opposite of 8 is -8. So the opposite of -8 is 8.
You can look a number line if you are still confused!
I think that the interval that is always increasing is interval number 1.
Sqrt16=4
sqrt2=irrational (meaning nevereneding and never repeating)
sqrt9=3
sqrt49=7
answer is B
slope=(-16-5)/(-8-18)=21/26
Add ( ) around part of the equation making sure there is a number in foront of it.
ex.) f(x) = 4(3x+13) -21
