Answer:
12
Step-by-step explanation:
x^2-2x+4 replace -2 for x
-2^2-2(-2)+4
4+4+4
12
Answer:
Slope = 
Step-by-step explanation:
Slope of a straight line passing two points
and
is given by the formula,
m = 
From the graph attached,
Line is passing through two points (20, 5) and (80, 20),
Therefore, slope of the line will be,
m = 
m = 
The slope is
.
Answer:
Texting speed
Step-by-step explanation:
It's the dependent variable