Suppose 90 degrees <θ< 180 degrees Sin 2θ Is it positive or negative

Q: Suppose tan(-30°). Find the exact value of cot 0. O A. V3 O B. -V3 V3 c. 3 O D. 3 V3

A: We have to find

Q: If sin 0 = 0.3, find the value of: sin 0 + sin (0 + 27) + sin (0 + 47)

A:

Q: If 0 then 4 sin(8) = cos(0) =

A:

Q: If r=In(sin2r), then dr is equal to

A:

Q: Find cos 0 if cot 0 =4/3 and sin 0 &lt; 0.

A: Also given that sinθ&lt;0, this means sinθ is negative. So, cotθ=cosθ/sinθ means cosθ also have to…

Q: Suppose that cos0 D V10 <0 < 2n. %3D and Find the exact values of sin and tan 2 2 JT sin - Undefined…

A: Given cosx=110    3π2&lt;x&lt;2π  (4th quadrant)we know that…

Q: If 2 sin-p = cos=1 q, show that 4p – 4p* + q° = 1.

A:

Q: 1 4) y sin (40 + 30) 120 180 240 300 360

A: Plot the graph according to thetha

Q: If sin x= 1/3 and sec y = 17/15, evaluate cos (x+y)

A:

Q: 8. If sin 0 and then tan 0 is equal to !! 4 4. 4

A: We have to find

Q: 10. If cose = /3 sin 0 then the exact value of tan 20 is: A. -V3 В. 23 1 С. D. 3

A:

Q: If 0 : then 6 sin(0) = cos(0) =

A:

Q: If 0 be a positive acute angle satisfying cos² 0 + cos“ 0 = 1 then the value of tan² 0 + tan“ 0 is

A:

Q: Find the exact value of sin 0 18 14

A:

Q: 4 where 90° <a <180°, 5 If sin a a find the exact value of tan 2 2 -1/2 1/2 -2

A: Sine of an angle is positive if the angle lies in first and second quadrant. Sine of an angle is…

Q: If sin x and T <x < , find tan x exactly. !! 1/4

A: We can use trigonometric identities to find the exact value of trigonometric function. We can use…

Q: If sin a: 1 then sec a =?

A: We can solve this by using trigonometric identities . We can use the identity sin2α+cos2α=1 . By…

Q: Find the following special values: sin 0 (5) cos sin 6 (6) sin 3 COS (7) sin 7 sin - (8) (27) cos ||…

A: These angles are all standard angles and hence referring to the table of trigonometric ratios all…

Q: Simplify: sin 0 cos 30 + cos 0 sin 30 A. cos 40 B. sin 40 C. cos 20 D. sin 20 O A OB OC O D

A: Using Trigonometry identities,

Q: O do 5 sin cos de Sin ³0 + 3sing-4

A: Given that ∫5 sin θ cos θsin2θ + 3 sin θ-4dθ We can solve this by using substitution method. Needed…

Q: If the sin 30⁰ is 1/2, then the cos ____⁰=_____.

A: Use the property of sin(90°-thetha)=cos(thetha)

Q: Evaluate p* sin 0 de dr.

A:

Q: Suppose that sin a= and 90° <a< 180°. %3D Find the exact values of sin and tan 2

A: Given Data: Equation: sinα=35 Interval: 90°&lt;α&lt;180°   The value of cosα is, cosα=1-sin2α…

Q: Pls help ASAP

A: To find - If sinθ = -0.6 and secθ &lt; 0, then tanθ is ?

Q: ow that the equation 2x – 1– sin x 0 has exactly one real root.

A:

Q: 10. If 0° < 0 < 90° or 180° < 60 < 270°, explain why sin 20 is always positive.

A: All sin cos tan rule :

Q: If 0 = then 6. %3D cos(0) %3D sin(0) = %3D

A: sin5π/6 = sin ( π - π/6) cos 5π/6 = cos ( π - π/6) sin (π-x) = sin x  cos (π - x) = - cos x  sin π/6…

Q: snip

A: Trigonometric functions are elementary functions , the argument of which is an angle. Trigonometric…

Q: ind the exact value of the expression. sec(sin−1(5/13))

A:

Q: 19. An equivalent expression for sin 0 cot 0 is sec 0 tan 0 O cos 0 O sin e

A: Here we have to find the equivalent expression for the given expression sinθcotθ

Q: If x is a positive acute angle and sin x = 1/2 , what is sin2x

A: We have to find what is sin2x. We know that

Q: If 0 = then 3 cos(8) = %3D sin(0) = %3D

A:

Q: If = cot (8/2).: 5. If show that tan(ß) %3D 2D %3D (D-1)(D+1)

A: Trigonometry is the study of the relationship between the sides and angles of a right-angled…

Q: B. If sin e=% , find 1. Sin 20 2 Cos 20 3. Tan 20

A: Given: sin θ=34......(1) The expression for the sine trigonometric ratio is given as sin…

Q: If 0 then 4 sin(8) = cos(0) = %3D

A:

Q: Use the figure below to find the exact value for sin(45°) . 2 2 2/2 O 2 V2 2 O 1 O v2

A:

Q: Find the exact value of sin 75°. 4 4 4 12 2

A:

Q: give V3 tan(30°) = sin(30°) 3 (a) csc(30°) (b) cot(60°) (c) cos(30°) (d) cot(30°)

A:

Q: If sin(e) and tan(0) 13 find sec(@).

A:

Q: Given sec 0 = 3/2 and sin 0 < 0 find sin 0 and tan 0.

A:

Q: Find the exact value. sin((4π)/(3))

A: Find the exact value.     sin((4π)/(3))

Q: if x=3costheta, 0<theta<pi/2 a) cos(2theta)= b) sin(2theta)

A:

Q: if sin 70°=cos x where x is the measure of an acute angle then x =

A: By using trignometric formula we can easily solve this given problem Detailed solution given below

Q: If 0 = then 4 sin(0) = %3D cos(0) = %3D

A: Solution

Q: Suppose a = 12 and b = 9. Find an exact value or give at least two decimal places: sin(A) = %3D

A:

Q: Suppose that sin a = and t <a < 13 Find the exact values of sin and tan 2. 2.

A:

Q: graph the trigonometric fuction f(0)=1/2 sin (2(0- pi/3))-1

A: graph the trigonometric fuction f(0)=1/2 sin (2(0- pi/3))-1

Q: If r(0) = tan(sin 0), then r'(0) is:

A: We have given  rθ=tansinθ r'θ=drθdθ r'θ=ddθ(tan(sinθ)) r'θ=sec2(sinθ) ddθsinθ r'θ=sec2(sinθ) cosθ…

Q: If 0° <0 < 90° or 180° < 0 < 270°, explain why sin 20 is always positive.

A:

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.