Find the points on the x-axis, whose distance from the line 3x+4y=1 are 4 units.
হানি নাটস
Pointonx−axisis(x,0)Distancefromline=331+421∣3x1+4y1−1∣4=91+61∣3x+0−1∣4=9×1625∣3x−1∣4×9×1625=3x−14×3×45=3x−135+1=3x=38,∴x=8Pointis(8,0)