Higher January 2023 Paper 2 Q24

EdexcelHigherCurrent spec2 marksAdvanced Trigonometry

24 The graph of \(\;y = a\sin x^\circ + b\;\) is drawn on the grid.

Graph of a sine curve for x from 0 to 360 starting at y = 0.5, with maximum 3.5 at x = 90 and minimum −2.5 at x = 270

Find the value of \(a\) and the value of \(b\)

(2)

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