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# INVERSE TRIGONOMETRIC FUNCTIONS MCQs Ch:13

INVERSE TRIGONOMETRIC FUNCTIONS MCQs Ch:13 Fsc First Year consist of 50+ Multiple Choice Questions. Prepare these mcqs for ECAT and examination. These mcqs are very helpful for preparing NTS and PPSC exams. The mcqs were uploaded on daily basis so keep visiting this website. ONCE the material is completely uploaded then Explanation of each mcqs and videos will be provided very soon.

Q.1   The inverse of a function is a function if the function is

(a)   1-1

(b)   onto

(c)   function is onto

(d)    all of these

(Gujranwala board,2006)

d

Q.2  $Tan^{-1}(1)$ =

(a)      $\frac{\pi}{3}$

(b)      $\frac{\pi}{4}$

(c)      $\frac{\pi}{6}$

(d)     None

(Gujranwala board,2004)

b

Q.3    $Tan^{-1}(-1)$ =

(a)    $\frac{\pi}{6}$

(b)  $-\frac{\pi}{4}$

(c)    $\frac{\pi}{2}$

(d)  $-\pi$

(Lahore board,2005)

b

Q.4    The value of $sin(cos^{-1}\frac{\sqrt{3}}{2})$ is

(a)  $\frac{1}{2}$

(b)  $\frac{\sqrt{3}}{2}$

(c)  $\frac{1}{\sqrt{2}}$

(d)  None

(Multan board,2004)

a

Q.5    $sec(cos^{-1}\frac{1}{2})$ is equal to

(a)    $\frac{1}{2}$

(b)  $\frac{\pi}{3}$

(c) 2

(d)$\frac{\pi}{6}$

(Gujranwala board,2007)