asked 18.1k views
0 votes
.....................

.....................-example-1

1 Answer

3 votes
Pick any two points to find the slope. Slope=(y2-y1)/(x2-x1). I'll use (0,4) and (-1,0) to find the slope of y=mx+b...

m=(0-4)/(-1-0)=-4/-1=4 so

y=4x+b, now I'll use (-1,0) to solve for b...

0=4(-1)+b

0=-4+b

b=4 so the line is:

f(x)=4x+4

No related questions found

Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.