Mathematics, 14.07.2021 22:40, newyorkvincetti

(b) Using a scale of 2 cm to 30° on x-axis and 2cm 0.5 units on the y-axis, draw the graph of y sin x + 2 cos x for 0° SXS 240°. (c) Use your graph to solve the equation: (i) sin x + 2 cos x = 0; (ii) sin x = 2.1 – 2 cos x. (d) From the graph, find y when x = 171

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(b) Using a scale of 2 cm to 30° on x-axis and 2cm 0.5 units on the y-axis, draw the graph of y sin...