If sinx 1/2 then cosx can be

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Web7 nov. 2024 · If sinx+cosx= 1/ (2^ (1/2)) , then which of the following is true (A) x can be in Quadrant I (B) x must be in Quadrant II or IV (C) x must be in Quadrant I or IV (D) x can … WebYou can put this solution on YOUR website! . You are given sin (x) + cos (x) = 1.2. (1) Square both sides. You will get = , or, replacing by 1 1 + 2*sin (x)*cos (x) = 1.44, which implies sin (x)*cos (x) = = 0.22. (2) Now we are ready to calculate . …

if cos(x)=-1/2. then what is the value of x? - Brainly.in

Web3. If y = n→∞lim (1 +x)(1 +x2)(1 + x4) ...(1 + x2n) and x2 < 1, then y′ is equal to. 4. If limx→0[1 + xlog(1+ b2)]x1 = 2bsin2 θ,b > 0andθ ∈ (−π,π), then the value of θ is. 5. Let α and β be the roots of ax2 + bx+ c = 0 . Then, x→αlim (x−α)21−cos(ax2+bx+c) is equal to. 6. WebIf sin x + cos x = a, find the value of sin x - cos x . Q. Find the period of the function 1 2{ sinx cosx + sinx cosx }, if it can be written as k π, then k is. View More. First … adi ilie iris

Solve f(x)=sin2x/cos2x Microsoft Math Solver

Web2 cos x = 1 – sin x. On squaring 4cos2x= 1−2sinx+sin2x. ⇒ 5sin2x−2sinx−3= 0⇒ sinx =1,−3 5. When sin x = 1, then cos x = 0 and so 7 cos x + 6 sin x = 6. When sin x =−3 5, then … WebKCET 2013: If sin x- sin y = (1/2) and cos x- cos y = 1, then tan(x + y) is equal to (A) (3/8) (B) -(3/8) (C) (4/3) (D) - (4/3). Check Answer and Solu. KCET 2013: If sin x- sin y = (1/2) … Web14 jan. 2024 · Proof by contradiction: I am trying to prove that for every in the interval . I started by assuming that it is false, i.e. there exists an for which . In the next step I got stuck, since I wanted to take the square of each side of the inequality, so I can get , but this is not true, since doesn't imply . adi immigration

sin x + cos x = 1/2 then tan x = - Brainly.in

If $\\sin(x) - \\cos(x) = 1/3$ then determine $\\sin(x)\\cos(x)$

Web6 jun. 2016 · 1. Use the identities 1 + t a n 2 ( x) = s e c 2 ( x), 1 + c o t 2 ( x) = c o s e c 2 ( x) and the definitions of the reciprocal trig functions. This will give the answers up to an … WebSolve your math problems using our free math solver with step-by-step solutions. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. jquery クリックした要素を取得Web7 nov. 2024 · If sinx+cosx= 1/(2^(1/2)) , then which of the following is true (A) x can be in Quadrant I (B) x must be in Quadrant II or IV (C) x must be in Quadrant I or IV (D) x can be in Quadrant I, II, or III (E) none of the above is correct asked by … jquery クリックイベント

"Web8 jan. 2024 · Please provide additional context, which ideally explains why the question is relevant to you and our community.Some forms of context include: background and motivation, relevant definitions, source, possible strategies, your current progress, why the question is interesting or important, etc. " - If sinx 1/2 then cosx can be

If sinx 1/2 then cosx can be

Web1 Explanation: Recall the identity cos2x = cos2x− sin2x . Applying it, we get cos2xcos2x−sin2x+ sin2x = cos2xcos2x = 1 More Items Examples Quadratic equation x2 − 4x − 5 = 0 Trigonometry 4sinθ cosθ = 2sinθ Linear equation y = 3x + 4 Arithmetic 699 ∗533 Matrix [ 2 5 3 4][ 2 −1 0 1 3 5] Simultaneous equation {8x + 2y = 46 7x + 3y = 47 … Web24 jun. 2016 · solutions for cosx − sinx = 1, and for that matter, secx ± tanx = 1, that become cosx − sinx = 1 and cosx +sinx = 1, upon multiplication by cos x, when x ≠ an …

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Web6 jun. 2016 · Build a right angle triangle with sides of length $2$, $1$ and $\sqrt{5}$. Then you can find all quantities from the ... Use the identities $1 + tan^2(x)=sec^2(x)$, $1+cot^2(x)=cosec^2(x)$ and the definitions of the ... $\begingroup$ I got a different answer. for sinx I got 2√5/5 $\endgroup$ – happy glad. Jun 6, 2016 at 8:51 ... Web5 feb. 2024 · If the expression [sin (x/2) + cos (x/2) - itan (x)]/ [1 +2isin (x/2)] is real, then the set of all possible values of is... . complex numbers jee jee mains 1 Answer +1 vote answered Feb 5, 2024 by Aksat (69.7k points) selected Feb 5, 2024 by Vikash Kumar Best answer Answer: x = 2nπ + 2α, α = tan-1k, where k ∈ (1,2) or x = 2nπ Explanation:

WebClick here👆to get an answer to your question ️ If sinx + cosx = √(2) , then sinxcosx is equal to. Solve Study Textbooks Guides. Join / Login. Question . ... Verified by Toppr. Correct option is B) sin x + cos x = 2 ⇒ (sin x + cos x) 2 = (2 ) 2 ⇒ sin 2 x + cos 2 x + 2 sin x cos x = 2 ⇒ sin x cos x = 2 1 ...

WebAnswer (1 of 8): Suppose sin x = 1 / 2. x can either be in quadrant 1 or quadrant 2. Suppose x is in quadrant 1. In a right triangle, we have the angle x. The opposite side to x is 1. The hypotenuse is 2. The adjacent side is sqrt (3) (from the Pythagorean Theorem). cos x = adjacent / hypo... WebIf $$\sin(x) - \cos(x) = \frac{1}{3}$$ then determine $$\sin(x)\cos(x)$$ I know that the expected solution is squaring both sides of equation and solving it this way: \begin{gather} \sin^2(x...

WebSo, here in this case, when our sine function is sin(x+Pi/2), comparing it with the original sinusoidal function, we get C=(-Pi/2). Hence we will be doing a phase shift in the left. So is the case with sin(x-Pi/2), in which we get C as Pi/2, hence the graph shifts towards the right.

Web19 sep. 2024 · How do you solve cos x = 1 2? Trigonometry Trigonometric Identities and Equations Solving Trigonometric Equations 1 Answer Jim G. Sep 19, 2024 x = π 3 or x = 5π 3 Explanation: since cosx > 0 then x will be in the first/fourth quadrants cosx = 1 2 ⇒ x = cos−1(1 2) = π 3 ← angle in first quadrant or x = (2π − π 3) = 5π 3 ← angle in fourth … jquery クリックドラッグ区別Web9 dec. 2024 · If sinx + cosx = sinx + cosx , then x belongs to the quadrant (A) I or III (B) II or IV (C) I or II (D) III or IV trigonometric identities jee jee mains Share It On 1 Answer +1 vote answered Dec 9, 2024 by SudhirMandal (53.8k points) selected Dec 10, 2024 by RiteshBharti Best answer Correct option (A) I or III adi il grocery stores locationsWeb1 aug. 2024 · Explanation: cos x + sin x = 1/2 Divide both sides by cos x 1 + tanx = 1 2cosx = secx 2 Square both sides (1 +tanx)2 = sec2 4 4(1 +tan2x + 2tanx) = sec2x = (1 +tan2x) … adi illinois locationsWebSolution Verified by Toppr Correct option is A) cosx+sinx= 21 Divide both sides by cosx 1+tanx= 2cosx1 Square both sides (1+tanx) 2= 4sec 2x (1+tan 2x+2tanx)4=sec 2x=1+tan 2x After simplification 3tan 2x+8tanx+3=0 D=d 2=b 2−4ac=64−36=28 d=±2 7 These are 2 … adi immigration reviewWebThe equation [1+cos (2x)]/cos x = sin (2x)/ [1 - cos (2x)] can worked separately for the LHS and RHS and compared later. So starting from the LHS [1+cos (2x)]/cos x = [1 + cos^2 (x) - sin^2 (x)]/cos x ... Is f (x) = cos(3x − 6π)+2sin(4x− 43π) increasing or decreasing at x … jquery クリック回転Web6 aug. 2024 · Cos (120°) Step-by-step explanation: cos (x) =-1/2=cos -60° cos60°=1/2 I. e cos (x) =-60° I. e cos -60° = cos 120° in 2nd quadrant I. e cos (x) = cos120° I. e x=120 ° … adi implantsWeb6 aug. 2024 · Cos (120°) Step-by-step explanation: cos (x) =-1/2=cos -60° cos60°=1/2 I. e cos (x) =-60° I. e cos -60° = cos 120° in 2nd quadrant I. e cos (x) = cos120° I. e x=120 ° Advertisement Still have questions? Find more answers Ask your question New questions in Math D. 07.2 days Q 41. adi impex