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(a) Complete the table below, giving your values correct to 2 decimal places.

(b) On the grid provided, using the same scale and axes draw the graph of y=cos `x^0` and y=sin `x^0` - cos `x^0` for `0^0lexle180^0` Using the scale: 1
cm for `20^0` on the x-axis 4 cm for 1 unit on the y-axis.
(c) Using the graph in part
(b)
(i) Solve the equation `sinx^0-cosx^0=1.2`
(ii) Solve the equation `cos x^0=1/2sinx^0`
(iii) Determine the value of cos`x^0` in part (ii) above.