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5.4 More Trig Graphs sec/ csc. To graph the secant and cosecant functions, we use the reciprocal identities. (Take the reciprocal of the y-coordinates of the ordered pairs.). Vertical asymptotes are at the points where sinx and cosx = 0. . Ex Graph: . Ex Graph: .
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To graph the secant and cosecant functions, we use the reciprocal identities. (Take the reciprocal of the y-coordinates of the ordered pairs.)
Vertical asymptotes are at the points where sinx and cosx = 0.