Perpendicular from Right Angle to Hypotenuse Divides the Triangle into Two Similar Triangles
Find dydx, if...
Question
Find dydx, if x=at2,y=2at
Open in App
Solution
Given: x=at2,y=2at
Finding dydt y=2at dydt=d(2at)dt=2a
Finding dxdt x=at2 dxat=d(at2)dt=2at
Now, dydx=dydtdxdt ...(i)
Now, substituting the value of dydt and dxdt in (i), we get dydx=2a2at=1t