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(a) Complete the table below for the function y = Sin 2x and y = 3 Cos x for -180º = x = 180º.

      

(a) Complete the table below for the function y = Sin 2x and y = 3 Cos x for -180º ≤ x ≤ 180º.
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(b) On the same axes, draw the graph of y = Sin 2x and y = 3 Cos x -180º ≤ x ≤ 180º.
(c) Use the graph in (b) above to find:
(i) the value of x such that 3 Cos x - Sin 2x = 0.
(ii) the difference in value of y when x = 45º.
(iii) Range of values of x such that 3 Cos x > 1.5.

  

Answers


sharon
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sharon kalunda answered the question on April 29, 2019 at 07:20


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