b) The archers from one of the guard towers can fire an arrow along the path represented by the equation y =-0.025x +1.55x+22.2 , and the archers from the other guard tower can fire arrow along the path 1 represented by the equation y =- (x-22) +40. If Viking ships require 5.6 m to safely manoeuvre, how many 40 (if any) ships can safely enter the river at a time?

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Q: 10) s = t3 tan t - E

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Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.