If 7sin2θ + 3cos2θ 4 then secθ + cosecθ
Web10 jun. 2024 · 7 sin 2 θ + 3 cos 2 θ = 4. ⇒ 4sin 2 θ + 3(sin 2 θ + cos 2 θ) = 4. ⇒ 4sin 2 θ + 3 = 4. ⇒ sin 2 θ = ¼. ⇒ sinθ = ½ or -1/2. Given, θ is a positive acute angle. ∴ sinθ = 1/2. … Web23 apr. 2024 · Step-by-step explanation: (1) we are given we can use triangle method we know that csc=hyp/ opposite so, hyp=5 opposite =3 now, we can find adjacent we can use Pythagoras theorem now, we can find sec (2) we are given we can simplify it now, we can replace 1 as sin^2x +cos^2x we get (3) we are given θ is in Quadrant IV we know that sin …
If 7sin2θ + 3cos2θ 4 then secθ + cosecθ
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Web31 jul. 2024 · Q1.If sinθ + cosecθ = 3,then find the value of sin4 θ +1 sin2 θ [Ans:- 7] Q2 .If tanθ = pq ,show that p sinθ – q cosθ p2- q2 p sinθ + q cosθ p2+ q2 Q3 If a cos θ – b sin … Web7 mrt. 2024 · If sin α = 3 4, then cos α is - Q8. If the length of a shadow cast by a pole is √3 times the length of the pole, then the angle of elevation of the sun is - Q9. A tower stands vertically on the ground. From a point on the ground 20 m away from the foot of the tower, the angle of elevation of the top of the tower is 60° then height of the tower is
Web1 okt. 2024 · If each one likes at least one of these two games, then find the ratio between the number of people who like only cricket and the number of people who like only … Web8 aug. 2024 · 12. If 7sin2θ+3cos2θ =4 then secθ+cosecθ is equal to 1) 3 2−241 2) 3 2+2 3) 3 2 4) none of these Viewed by: 0 students Updated on: Aug 8, 2024 1 student asked …
Web5 aug. 2024 · Your 3rd identity relates cotangent and cosecant. Since you want them both in the answer, there is no point in using it. If you wanted the answer only in terms of say cosecant, then that 3rd identity would be useful to eliminate the cotangent (or viceversa).
WebIf sinθ + cosθ = p and secθ + cosecθ = q, then prove that q (p^2 – 1) = 2p.@2Pi classes #2_Pi_Classes#Class10MathsUnit8Exercise8point4NCERTExemplar__________...
WebIf 7 sin2θ+3cos2θ=4, then sec θ+cosec θ is equal to A. 2 √3−2 B. 2 √3+2 C. 2 √3 D. None of these Please scroll down to see the correct answer and solution guide. Right Answer is: B SOLUTION 7sin2θ+3cos2θ=4 ⇒ 7sin2θ+3(1−sin2θ) =4 [∵ cos2θ+sin2θ=1] ⇒ 7sin2θ+3−3sin2θ=4 ⇒ 4sin2θ=1 ⇒ sin2θ= 1 4 ⇒ sinθ= 1 2 ∴ θ=30∘ We have, overwatch 2 cdkeysWeb3 dec. 2024 · Solution For Or If 7sin2θ+3cos2θ=4 and θ is an acute angle, then prove that secθ+cosecθ=3 2 +2 Or If 7sin2θ+3cos2θ=4 and θ is an acute angle, then prove that … overwatch 2 changes from overwatchWeb9 apr. 2024 · Prove that: sinθ (1+tanθ) + cosθ (1+cotθ) = secθ + cosecθ 0 This question is from trigonometry topic – trigonometric identities in which we have been asked to show that sinθ (1+tanθ) + cosθ (1+cotθ) = secθ + cosecθ RS Aggarwal, Class 10, chapter 13A, question no 7 (ii) class 10 cbse rs aggarwal trigonometric identities 0 Followers 1 Answer … randomly wet the bedWebHello Studentswelcome to ssc mathon .As we know Continuous improvement and innovation is one of the key steps to success. This channel is dedicated to your ... randomly wheelWebMcqspage.com is a leading Website which provide Best online MCQ's solution with easy explanations for all competitive examination such as GK mcq question, english mcq … overwatch 2 change sprayWebIf 7sin2θ+3cos2θ=4, then secθ+cosecθ is equal to A 2 √3−2 B 2 √3+2 C 2 √3 D None of these Solution The correct option is B 2 √3+2 7sin2θ+3cos2θ=4 ⇒ 7sin2θ+3(1−sin2θ) … randomly weighted averageWebIf x = 4cosA + 5sinA and y = 4 sinA - 5 cosA, then the value of. x 2 +y 2 is. यदि x = 4cosA + 5sinA तथा y = 4 sinA - 5 cosA है, तो x 2 +y 2 का मान क्या होगा ? SSC CGL 3 March 2024 (Morning) ... 0°<90°, then the value of (cosecθ+secθ) is: random madden team wheel