find the equation of line perpendicular to x-7y+5=0 and having x intercept=3
Open in App
Solution
Solution: x-7y+5=0 x+5=7y y=x/7 + 5/7 On comparing with y=mx+c we get m=1/7 Slope of perpendicular = -1/m = -1/(1/7) = -7 x-intercept=3 means x=3,y=0 Equation: y-y1= m(x-x1) y-0 = -7(x-3) y = -7x+21