[填空题]
Consider the function(wr6g*u uky)r f(x)=ln(2x−1). Let point A be the poi1a y7kpp fx3n9nt on the curve where x=3.
ka7fxpn91p3 y
1.Find the gradient of the curve at A.
f'(3)= .
2.The normal to the curve at A cuts the x-axis at P. find the coordinates of P.
The coordinates of P are ( , )