Solutions of Trigonometric Equations Mcqs|Ch:14| Fsc Math first Year

by

Solutions of Trigonometric Equations Mcqs|Ch:14| Fsc Math first Year consist of 50+ Multiple Choice Questions. Prepare these mcqs for Fsc, ECAT and other examinations. 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.

3000+ Mathematics all subject MCQs with their Answeers

Q.1   Solution set of 2cos\theta+\sqrt{3} = 0 is

(a)   finite

(b)  infinite

(c)  \phi

(d)  None

(Gujranwala board,2004)
[expand title=” Check Answer”](b)[/expand]
Q.2   The general solution of the equation 1+cos x = 0 is

(a)  \begin{Bmatrix} \frac{\pi}{2}+2n\pi \end{Bmatrix}

(b)  \begin{Bmatrix} -\frac{\pi}{2}+2n\pi \end{Bmatrix}

(c)  \begin{Bmatrix} {\pi}+2n\pi \end{Bmatrix}

(d)  \begin{Bmatrix} {-\pi}+2n\pi \end{Bmatrix}

(Multan board,2004)

[expand title=” Check Answer”](c)\begin{Bmatrix} {\pi}+2n\pi \end{Bmatrix}

[/expand]
Q.3   If sin x = 1/ 2, then x =

(a)    \frac{\pi}{6},\frac{5\pi}{6}

(b)  -\frac{\pi}{6},\frac{5\pi}{6}

(c)  -\frac{\pi}{6},-\frac{5\pi}{6}

(d)     \frac{\pi}{3},\frac{2\pi}{3}

(Gujranwala board,2006)
[expand title=” Check Answer”]

(a)    \frac{\pi}{6},\frac{5\pi}{6}

Q.4   Solution of 1 + cos x= 0 is

(a)     \frac{\pi}{2}

(b)     \pi

(c)    2 \pi

(d)   None of these

(b)     \pi

Q.5   cos x = \frac{1}{2} has a solution

(a)  \frac{\pi}{2}

(b)  \frac{\pi}{3}

(c)  \frac{\pi}{4}

(d)  \frac{\pi}{6}

(Lahore board,2005)

[expand title=” Check Answer”](d)[/expand]

Q.6   If sin x + cos x = 0, then x =

(a)  \frac{\pi}{4},-\frac{\pi}{4}

(b)  -\frac{\pi}{4},-\frac{\pi}{2}

(c)  -\frac{\pi}{4},\frac{3\pi}{4}

(d) None of these

(Lahore board,2004)

[expand title=” Check Answer”](c)[/expand]

Q.7   Solutions of the equation 1+cos\theta =0 are in quadrants

(a) II & III

(b)  I & IV

(c)  II & IV

(d)  None of these

(Lahore board,2006)

[expand title=” Check Answer”](d)[/expand]

(d)  None of these

8.

Leave a Comment