Question 7 From the top of a vertical cliff 250 metres above sea level, an observer sees two ships due west of the foot of the cliff. The angles of depression of the ships measure 62° and 34°. C2022 MAI Pop Test : Applications of trigonometry and circular measure03052021 (a) Find, to the nearest metre, the distance of each ship from the foot of the vertical cliff.

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.