Question 59 Answer and Explanation _ACT December 2001 Form 58E Math Section

Question 59 Answer and Explanation _ACT December 2001 Form 58E Math Section

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59. The following identities are true whenever x is an angle measure such that 0° < x < 90°: sinx cscx=1, cosx secx = 1, and tanx cotx = 1. For x such that 0° < x < 90° and $\sin{x}=\frac{4}{5}$ , what is the value of secx?

A. $\frac{1}{5}$

B. $\frac{3}{5}$

C. $\frac{4}{5}$

D. $\frac{5}{4}$

E. $\frac{5}{3}$

Answer and Explanation

Your Answer is

Correct Answer is E

Explanation