This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 3 Trigonometric Functions – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 2 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the period of $y=\cot\left(2x\right)-1$ A) $2\pi$. B) $\pi$. C) $\frac{\pi}{2}$. D) $\frac{\pi}{4}$. Show Answer Correct Answer: C) $\frac{\pi}{2}$. 2. What's the range of $y=\csc x$ A) $\left(-\infty, \infty\right)$. B) $\left(-\infty, -1\right]\cup\left[1, \infty\right)$. C) $\left(-\infty, -1\right)\cup\left(1, \infty\right)$. D) $\left[-1, 1\right]$. Show Answer Correct Answer: B) $\left(-\infty, -1\right]\cup\left[1, \infty\right)$. 3. Which one is the easy way to remember trigonometric ratios? A) Sah Coh Toa. B) Soh Cah Toa. C) Soh Cah Tao. D) Soh Ceh Toa. Show Answer Correct Answer: B) Soh Cah Toa. 4. Sin 2x = A) 2sinx. B) 2sinx cosx. C) Sinx +sinx. D) None of the above. Show Answer Correct Answer: B) 2sinx cosx. 5. Evaluate $\sin\left(\frac{\pi}{4}\right)$ A) $\frac{\sqrt[]{2}}{2}$. B) $\frac{1}{2}$. C) $\frac{\sqrt[]{3}}{2}$. D) $\sqrt[]{3}$. Show Answer Correct Answer: A) $\frac{\sqrt[]{2}}{2}$. 6. Describe the transformations in able to achieve 3/5sec(x/4) A) Stretch horizontally by a factor of 4, then stretch vertically by a factor of 3/5. B) Stretch vertically by a factor of 4, then stretch horizontally by a factor of 3/5. C) Stretch horizontally by a factor of 3/5, then stretch vertically by a factor of 4. D) Stretch horizontally by a factor of 4, then shrink vertically by a factor of 3/5. Show Answer Correct Answer: D) Stretch horizontally by a factor of 4, then shrink vertically by a factor of 3/5. 7. What is the value of $\tan\left(3\pi\right)$ A) $\frac{\sqrt[]{2}}{2}$. B) $0$. C) $1$. D) Undefined. Show Answer Correct Answer: B) $0$. 8. $f\left(x\right)=\frac{3}{2}\cos\\frac{2}{3}\left(x-\frac{\pi}{4}\right)$ A) $\frac{3}{2}$. B) $\frac{2}{3}$. C) 3. D) $\frac{\pi}{4}$. Show Answer Correct Answer: A) $\frac{3}{2}$. 9. Find the cos $\left(\frac{7\pi}{4}\right)$ A) $-\frac{\sqrt[]{2}}{2}$. B) $\frac{\sqrt[]{3}}{2}$. C) $\frac{\sqrt[]{2}}{2}$. D) $-1$. Show Answer Correct Answer: C) $\frac{\sqrt[]{2}}{2}$. 10. Cos$^{2}$(w)-cos(w)sec(w) A) -sin(w). B) Sin$^{2}$(w). C) -sin$^{2}$(w). D) Csc(w). Show Answer Correct Answer: C) -sin$^{2}$(w). 11. Find the sec $\left(\frac{5\pi}{6}\right)$ A) $\frac{\sqrt[]{3}}{2}$. B) $-\frac{2\sqrt[]{3}}{3}$. C) $\sqrt[]{2}$. D) $-\sqrt[]{2}$. Show Answer Correct Answer: B) $-\frac{2\sqrt[]{3}}{3}$. 12. How is the midline (D value) calculated from the graph? A) (Max + Min) / 2. B) Min / Max. C) (Max-Min) / 2. D) Max / Min. Show Answer Correct Answer: A) (Max + Min) / 2. 13. $\sec\left(-8\pi\right)=$ A) 0. B) 1. C) -1. D) Undefined. Show Answer Correct Answer: B) 1. 14. $7\\frac{\pi}{4}$ A) 240$^\circ$. B) 270$^\circ$. C) 300$^\circ$. D) 315$^\circ$. E) 330$^\circ$. Show Answer Correct Answer: D) 315$^\circ$. 15. In which quadrant is-570$^\circ$ A) I. B) II. C) III. D) IV. Show Answer Correct Answer: B) II. 16. A right angled triangle is a triangle in which A) The angles add up to 90$^\circ$. B) Two angles are 90$^\circ$. C) The angles add up to 180$^\circ$. D) One angle is 90$^\circ$. Show Answer Correct Answer: D) One angle is 90$^\circ$. 17. Identify the period length (using degreed) of the following equation. $f\left(x\right)=3+5\sin\left(2x\right)$ A) 3. B) 5. C) 2. D) 180. Show Answer Correct Answer: D) 180. 18. Total number of possible matrices of order 2X3 with entry 1 or 0 is A) 6. B) 36. C) 32. D) 64. Show Answer Correct Answer: D) 64. 19. What is the value of secant of Theta in terms of cosine? A) 1 divided by Cosine Theta. B) Cosine Theta. C) Sine Theta. D) 1 divided by Sine Theta. Show Answer Correct Answer: A) 1 divided by Cosine Theta. 20. In the functions f(x)=Asin[w(x + C)] + D, D represents what?(More than one answer may be possible) A) Amplitude. B) Horizontal Translation. C) Phase Shift. D) Vertical Shift. Show Answer Correct Answer: D) Vertical Shift. 21. Find the length 'a' of the arc that subtends a central angle of measure 3 rad in a circle of radius 5 cm. A) 9 cm. B) 15 cm. C) 25 cm. D) 20 cm. Show Answer Correct Answer: B) 15 cm. 22. Determine the value of csc x if tan x = 9/40. A) 40/9. B) 40/41. C) 41/40. D) 41/9. Show Answer Correct Answer: D) 41/9. 23. What does a negative A value cause? A) A negative amplitude. B) A reflection across the Y axis. C) No effect. D) A reflection across X axis. Show Answer Correct Answer: D) A reflection across X axis. 24. What is f' (6) if f(x) = $x\sqrt[]{2x-3}$ A) 5. B) 6. C) 7. D) 8. Show Answer Correct Answer: A) 5. 25. How long it takes for a periodic function to repeat itself is called ..... ? ..... A) Amplitude. B) Period. C) Zeros. D) Asymptotes. Show Answer Correct Answer: B) Period. ← PreviousNext →Related QuizzesClass 11 Mathematics Chapter 3 Trigonometric Functions Quiz 1Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 3Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 4Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 5Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 6Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 7Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 8Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 9Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 10Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books