RejoiceIreayomide RejoiceIreayomide

19-10-2022
Mathematics

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(a) Construct the graph of 2cos 3x + 1 in the range 0 ^ 0 <= x <= 120 ^ 0 at intervals of 15 ^ 0

(b) Use your graph to find:

(i) the maximum value of y;

(ii) the minimum value of y;

(iii) the value(s) of x at which

2cos 3x + 1 = 0

a Construct the graph of 2cos 3x 1 in the range 0 0 lt x lt 120 0 at intervals of 15 0b Use your graph to findi the maximum value of yii the minimum value of y class=

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