Draw the unit circle and plot the point P=(7,2). Observe there are TWO lines tangent to the circle passing through the point P. Answer the questions below with 3 decimal places of accuracy. P L1 (a) The line L, is tangent to the unit circle at the point X x ). (b) The tangent line L, has equation: y= x + X (c) The line L, is tangent to the unit circle at the point ( X X ) . (d) The tangent line L, has equation: y= x x+ X Submit