Find point on y = x - x + 1 where tangent line has gradient m = 3

[sayma]

Question: Find the point on the curve y=x-x+1 at which the tangent has a gradient of 3.

 

[tkhunny]

You'll have to do better than that.

Check your equation.
Show your work.

 

[stapel]

Question: Find the point on the curve y=x-x+1 at which the tangent has a gradient of 3.

The curve equation makes no sense, because x - x = 0, so the equation would simplify to y = 1, which has a constant slope ("gradient") of 0. The "tangent" would be the same line, y = 1, which would have the same slope.

Please reply with corrections. When you reply, please include a clear listing of your thoughts and efforts so far. Thank you!