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O jump to pg go book contents IS For Exercises 73-104, verity that the equation is an identity 73. (cos? 0-1)(csc? -1)--Cos?
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đ Tax seca=1 + 1 Antana: using Soluting Using Jolentity I + tam?x = secu Sec²a-1 = tan²x A (seca-i (secxti)= tanza Secx-1 = t

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