If sinx 1/2 then cosx can be

Author: xqwf

August undefined, 2024

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 …

Given that sin x = 1/2 calculate cos x - eNotes

Web11 apr. 2024 · Solution For If 1+2(sinx+cosx)(sinx−cosx)=0 where 0<360∘, then how many values does x take? Web11 apr. 2024 · Solution For If 1+2(sinx+cosx)(sinx−cosx)=0 where 0<360∘, then how many values does x take? rjn insurance agency south jordan

If 0 < x < π, and cos x + sin x = 1/2, then tan x is? Socratic

WebIf sin(x) = 1/2, what is cos(x) and tan(x)? Explain your steps in complete sentences. Solution: Given: sin(x) = 1/2. Using the trigonometric identity. sin 2 (x) + cos 2 (x) = 1. Substituting … 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: 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. rjnh airport

If 2 cos x+sin x=1, then value of 7 cos x+6 sin x can be - Byju

If the expression [sin(x/2) + cos(x/2) - itan(x)]/[1 +2isin(x/2)] is ...

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 … 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 … rj newhamWeb3. 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. smp show

"Web1 mrt. 2016 · Expand (1 − cosx)2. = sin2x + 1 − 2cosx +cos2x sinx(1 − cosx) Apply the identity sin2x + cos2x = 1. = 2 −2cosx sinx(1 − cosx) Factor out 2 from the numerator. = 2(1 −cosx) sinx(1 − cosx) Cancel common terms from the … " - If sinx 1/2 then cosx can be

If sinx 1/2 then cosx can be

If 0 < x < π, and cos x + sin x = 1/2, then tan x is? Socratic

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 ° … Web8 jul. 2024 · Click here 👆 to get an answer to your question ️ sin x + cos x = 1/2 then tan x = jazmynbiebs jazmynbiebs 08.07.2024 Math Secondary School answered Sin x + cos x = 1/2 then tan x = See answers Advertisement ... 5 men can do a piece of work in 12 days. How many more men are required to finish the work in 6 days?

Did you know?

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 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...

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 … 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 ° Advertisement Still have questions? Find more answers Ask your question New questions in Math D. 07.2 days Q 41.

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 … Web5 feb. 2024 · Answer: x = 2n π + 2 α, α = tan-1k, where k ∈ (1,2) or x = 2n π. Explanation: Since, it is real, so imaginary part will be zero.

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 …

WebSolution 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 … smp shroudWeb7 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 … smp shirtsWebAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ... smps iball priceWeb8 jul. 2024 · Click here 👆 to get an answer to your question ️ sin x + cos x = 1/2 then tan x = jazmynbiebs jazmynbiebs 08.07.2024 Math Secondary School answered Sin x + cos x = … smps hrc 2022Web19 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 … rjn interior fitoutsWeb6 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 ... rjng spotlight light bulbWeb1 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) … smps hsn