Engineering Board Exam Reviewer · Inverse Trigonometric Functions · easy

CE Board November 1992: Find the value of ≤ft( 15/17 ).

1. 8/11
2. 8/19
3. 8/15
4. 8/17

Answer

D. 8/17

Solution

If A=15/17, then A=sqrt(1-≤ft(15/17 )2)=sqrt(64/289)=8/17.

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