Hssc i objective ch 9 no 7
- 1. PAKTURK Success is a ladder you cannot climb with your hands in your pockets 1 For more news and updates visit pakturkmaths.com CLASS XI For any question mail us at info@pakturkmaths.com Composed by Engin Baştürk FEDERAL BOARD TYPE Objective Fundamentals of Trigonometry No 7 Q1: tan cot ? A) cos B) csc sec C) sin cos D) sin Q2: cos tan sin ? A) 1 cos B) 1 sin C) tan D) cot Q3: 2 2 sin ? 1 cos A) 1 B) 1 C) sin D) cos Q4: 2 2tan ? 1 tan A) cot 2 B) tan2 C) tan D) cot Q5: 1 sin 1 sin ? A) cos B) cos C) sin D) sin Q6: sec tan sec tan A) sec B) 1 C) 1 D) 0 Q7: tan cos ............. A) sin B) cos C) sec D) csc Q8: sin45 cos45 ............. A) 2 4 B) 2 2 C) 2 D) 2 2 Q9: 1 sin ............. sin A) tan cot B) cos tan C) cos csc D) cos cot Q10: 2 2 tan cot 2 ?x x A) 2 2 sec cscx x B) 2 2 sec cscx x C) 2 2 sec cscx x D) 2 2 sec cscx x
- 2. PAKTURK Success is a ladder you cannot climb with your hands in your pockets 2 Q11: What is the value of sin47 if cos43 m ? A) m B) 2 1m C) 2 1m D) 2 1 m Q12: In fourth quadrant psoitive functions are: A) sin and csc B) cos and sec C) tan and cot D) sin and cos Q13: Value of 2 2 3 cos sin cot 3 6 4 is: A) 2 3 B) 3 2 C) 3 D) 2 Q14: Value of tan cot ? 4 4 is: A) 4 B) 1 2 C) 3 2 D) 2 Q15: 1 sin ? sin x x A) 1 csc csc x x B) 1 sec sec x x C) sec cscx x D) 1 cos cos x x Q16: Which of the following angles are coterminal? A) 5 , 3 3 B) 4 , 3 3 C) 17 , 3 3 D) 13 , 3 3 Q17: If cos 4r and sin 3r then r is: A) 25 B) 5 C) 25 D) 25 Q18: 54 45 is ....... radians A) 0.958 B) 0.0175 C) 0.65 D) None of these Q19: If 3 cos 2 and terminal side of the angle is not in 3rd quadrant then sin is: A) 1 2 B) 1 2 C) 3 2 D) 3 2 Q20: If 2 tan 5 and 0 2 then 2 sec 1 is: A) 8 5 B) 4 5 C) 4 25 D) 2 7 Answer Key 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20