what is the standard form of through (0,1) and (1,-1)

Answer 1

slope = m = (-1-1)/(1-0) = -2

y=mx + b

y =-2x + b, plug in either point to solve for b. b = the y intercept

1=-2(0) + b

b= 1

y= -2x + 1 is the line through the two points