If csc x 8/5 in quadrant-i find sin 2x
WebFind sin(2x), cos(2x), and tan(2x) from the given information. sin(x) = 3/5 , x in quadrant I. Solution: Given, sin(x) = 3/5. We have to find the value of sin(2x), cos(2x), and tan(2x) in the first quadrant.. Let us use the know trigonometric identities to solve the given functions.. We know, sin 2 x + cos 2 x = 1 (3/5) 2 + cos 2 x = 1 cos 2 x = 1 - (9/25). cos 2 x = 16/25 ... WebFind sin (2x), cos (2x), and tan (2x) from the given information. tan (x) = −15/8 , x in Quadrant II This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. See Answer Question: Find sin (2x), cos (2x), and tan (2x) from the given information. tan (x) = −15/8 , x in Quadrant II
If csc x 8/5 in quadrant-i find sin 2x
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WebWe get the first solution from the calculator = sin-1 (0.5) = 30º (it is in Quadrant I) The next solution is 180º − 30º = 150º (Quadrant II) Example: Solve cos θ = −0.85 Web23 apr. 2024 · Find sinx first and then find sin2x and cos2x. As cos x > 0, the basic angle must be in quadrant II or III. As csc x = -25/7, the basic angle must be in quadrant III as csc x = 1/sin x. By algebra, sin x = -7/25. From there, you can draw the triangle and find out what the basic angle is. sin 2x = 2sin x cos x cos 2x = 1- 2sin^2x (there are other …
WebFind the Other Trig Values in Quadrant I cot(x)=7/24 Mathway. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework … WebQ: 5 Let 8 be an angle in quadrant II such that tan0 = -- 12 Find the exact values of cos 0 and csc 0.… A: topic- trigonometric ratios Q: If sin A = V10/10 with A in QI and tan B = with B in QI, find tan(A + B) and cot(A + B). tan(A + B)…
Websin(x) = 5 8 sin ( x) = 5 8. Use the definition of sine to find the known sides of the unit circle right triangle. The quadrant determines the sign on each of the values. sin(x) = opposite … Web13 jul. 2024 · x = 86.05. double it. 2x = 86.05(2) = 172.1. sin172.1 = about 0.137. if you get the same answer with 2 different methods, there's great confidence you got it right. in this case down to 3 decimal places. or exactly 116/845. 172.1 degrees is close to 180, so you expect sin172.1 to be close to zero. while x is in quadrant I, 2x is in quadrant II
Web24 mei 2016 · 4sqrt5 sin x = 2/3 , find cos x. cos^2 x = 1 - sin^2 x = 1 - 4/9 = 5/9 cos x = +- sqrt5/3 Since x is in Quadrant I, then, cos x is positive cos x = sqrt5/3 tan x = sin x/(cos x) = (2/3)(3/sqrt5) = 2/sqrt5 = (2sqrt5)/5 Apply the trig identity: tan 2x = (2tan x)/(1 - tan^2 x) tan 2x = ((4sqrt5)/5)/(1 - 4/5) = (4sqrt5/5)(5/1) ...
Web11 apr. 2016 · sin2x = 2 ⋅ 4 5 ⋅ 3 5 = 24 25 Explanation: Since sinx = 4 5 we have a (3, 4, 5) triangle and we can totally define all sines and cosines, cosx = 3 5 Now we use the double angle identities: sin2x = 2sinx ⋅ cosx sin2x = 2 ⋅ 4 5 ⋅ 3 5 = 24 25 Answer link hoggs of fife tattersall shirtsWebQuestion: 15 If csc (x) = (in Quadrant-I), find 4 sin (2x) = (Please enter answer accurate to 4 decimal places.) 70 If sin 12 A= IVA - VB, then, by using a half-angle formula, find B= Find all solutions to 2 sin (0) 2 sin (0) = V2 on the interval 0 < < 27 0 = Show transcribed image text Expert Answer Take csc (x)=154 and find sin2x as … hoggs of fife usa distributorWeb24 feb. 2024 · It is given that , csc(x) = 8 => sinx = 1/cscx = 1/8 Now, cos^2x = 1 - sin^2x => cos^2x = 1- 1/64=63/64 => cosx=(3sqrt7)/8 color(red)(sin2x = 2sinxcosx sin2x= … hoggs of fife tummel tweed sports jacketWeb28 feb. 2024 · Caltech Grad for math tutoring: Algebra through Calculus. About this tutor ›. There's a formula for sin (2x), In fact, it's a direct consequence of the formula for the sine of the sum of 2 angles. sin (A+B) = sin (A)cos (B) + cos (A)sin (B) Just set A = B in the formula and you will have it! Upvote • 0 Downvote. Add comment. hubbell commercial lightingWeb10 apr. 2024 · Create a triangle, and identify 1 as the vertical length, 8 as the hypotenuse, and by Pythagorean theorem, adjacent = sqrt ( 8^2 - 1^2) = sqrt (63). So, sin (x) = 1/8. … hoggs of fife waxed hatsWebFind sin 2x, cos 2x and tan 2x if cos x = 2/5 and x terminates in quadrant I. Given that cos 2a = 2/3 and a terminates in quadrant 1, find the exact value of sin a. Find sin 2x, cos 2x and tan 2x if cos x = 2/sqrt 5 and x terminates in quadrant I. Find \sin 2x\ if\ \cos x= -1/\sqrt{5} and terminates in quadrant III. hoggs of fife tweed coathubbell company chennai