3 and sin x < 0. 5 Use the double-angle identities to find tan (2x) if cos x = Enter an exact answer. tan (2x) = %3D

Q: Find cos(x) if sin (x) = -3/4 and -pi/2 < theta < 0 use exact values, not decimal approximations.

A:

Q: 3. Find the exact value of the expression: sin tan-1 12 [tan- + cos

A: We have to find

Q: tan(x) = −2 and x is in quadrant IV, find the exact values of the expressions without solving for x.…

A: Solution: The objective is to find the required values

Q: 5. Let sin A =- with A in QIII and cos B= with B in QIV . %3D Find sin(A+ B). a. b. Find cos(A+B).…

A: topic - trigonometric ratios

Q: 7. Find the exact value of cos(tan (0.8)).

A:

Q: 4. Find the exact value. cos- 3 cos

A: find the exact value of cos-1cos5π3

Q: Find the exact value. a. sin ( tan-1 24. cos (sin-1 (-) T c. cos(tan-1 2) | OS

A: We can find the answer as below.

Q: 3 If sin z = 5, x in quadrant III, then sin 2x = cos 2x = tan 2x =

A:

Q: Find sin 0, cos 0, and tan 0 under the given conditions. tan 2 %3D 6' 2 tan 0 = (Type an integer or…

A:

Q: 3 1 - If sin 0 = - and < 0 < , find the exact value of: (a) cos 0 (b) tan 0 (c) sin (20) (d) cos…

A: sinθ=-13 and π&lt;θ&lt;3π2

Q: 8. Find the exact value of the expression. tan cos 2

A:

Q: 4.1- cos? 0 = sin 0cose tan 0

A:

Q: 3. Evaluate and solve for x. (No decimal values allowed) tan 30° sec60°sin90° esc-45 sec600 X(sin…

A: Put tan30°=1/√3, sin30°=1/2, sin90°=1 Cosec45°=√2, cos45°=1/√2 Then solve for x

Q: 10. Find the exact value, if possible. a. arcos(1/2) b. arcsin(0) arctan(0) d. sin- sin-) с.

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Find the exact value of sin α = 3/5 , 0&lt;α&lt;π/2, and sin β = 12/13, π/2&lt;β&lt;π. under the…

A: Since you have posted a question with multiple sub-parts, we will solve only first three sub-parts…

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: Find sin), cos), and tan from the given information. cos(x) = - 180° < x< 270° 25 sin) - cos tan

A:

Q: 3 Find sin 2x, cos 2x, and tan 2x if sin x= and x terminates in quadrant 5 sin 2x ? cos 2x %3D tan…

A:

Q: Find sin(2x), cos(2x), and tan(2x) from the given inform 12 tan(x) = x in Quadrant II 5

A:

Q: Find tan2t given the following: tan2 = -12/5 and sin t<0

A: Given  tanx=-125and sin t&lt;0

Q: 7. Evaluate the expression: a. sin -1 (1/2) = b. arc cos (

A: We have to find given evaluation.

Q: V5 , where 0 < x < . Find the exact value of cos Suppose sin x = (즐). 3

A:

Q: Find tan if cos u = 2 - 0.749 and u is in Quadrant-Il (assume that 0 < u < 2n). tan Your answer…

A: Given: cosu=-0.749, π2&lt;u&lt;π we know that cos2θ=1-tan2θ1+tan2θ here, π2&lt;u&lt;π⇒π4&lt;u2&lt;π2…

Q: 7. Evaluate the expression: a. sin -1 (1/2) = b. arc cos (-

A: “Since you have posted multiple questions, we will solve first question for you. To get remaining…

Q: 3 TC Suppose that sin 0 = and <0<n. - Find the exact values of cos and tan 2 - 2

A:

Q: Find the exact value of tan α = 4/3, π &lt; α &lt; 3π/2, and tan β = 5/12, 0 &lt; β &lt; π/2 under…

A: Given condition - π&lt;α&lt;3π2    that means α is in 3rd quadrant.0&lt;β&lt;π2     that means β is…

Q: cos (x) = -0.7. If x and y are complementary, what is sin (y)? %3D Submit

A: Given X and Y are complementary angles  means X+Y =90°

Q: 1. COS I Verify the identity sin 2

A: see below the answer

Q: 5. Use a half-angle identity to find the exact value of sin cos x = 12

A: To find the value of sin

Q: 1. Find the exact value of each expression: (d) tan-1 tan 3 cos 15л COS 7 (е) (f) cot ( sin V3 +…

A:

Q: Find the exact value by using a half-number identity. 3) sin 2 3) 4) tan Use a half-number identity…

A:

Q: 3) sin 0 = and < e <n. Evaluate sin 20 , cos 20 , and tan 20 2

A: sin theta=6/7

Q: 1. Find the value of sin (1170°). 2. Find all values of 0 in the interval [0°, 360°) that have the…

A: Using trigonometric properties

Q: 1. Evaluate sin(0 + ¢), where sin 0 = 2 with 0 in 2nd quadrant and tan ø = with o in 3rd quadrant.

A:

Q: 377 1. Given tan 6 and T <0 < find the exact values of sin 0, cos 0. 2 For full credit, show all…

A:

Q: Find sin(2x), cos(2x), and tan(2x) from the given information. tan(x) = 1 cos(x) > 0

A:

Q: 1. Find the exact value: sinB: Given tanB= -2/5, 3t/2 <B< 2n

A: Given query is to find the value of sinB.

Q: Find sin 2 and tan from the given information. 2 CoS 2. sin(x) = 25 0° < x < 90° sin(즐)- 2 Cos 2…

A:

Q: 4 In the triangle below, cos0 = Showing your working clearly, deduce the exact value of: a sin 0 b…

A: Given:

Q: Find sin sin(), cos(2), and tan (2) from the given information. 24 cos(x) = 180° < X < 270° 25 sin()…

A: I have stated the used formulas in the solution.

Q: Suppose tan(x) = -4/3, where x is located in Quadrant II. Blank 1: Give the exact value of cos(2x).…

A: In this question we have to find following trigonometric ratio which is located in Quadrant II.

Q: find sin2x, cos2x and tan2x from the given information a)sec x=2, x is in quadrant IV b) tan x…

A:

Q: 1. nd sin(), com(), and tan() co). COS from the given Information. sin(x) 0° < x < 90° sin co) -|…

A: Solution: As per our guidelines we are supposed to answer only one question. Kindly repost other…

Q: Find sin), cos osX), and tanX) from the given information. 2 15 sin(x) = , 0° <x < 90° 17 sin(플) ca)…

A:

Q: 1 and x terminates in quadrant I. Find sin 2x, cos 2x, and tan 2x if tanx = sin 2x ? cos 2x tan 2x

A:

Q: 3 Find the value of tan 0/2, if sin 0=-4/5 and e in QIII. O 1/2 2+V3 -2 14. Given tan e=1 and cos…

A: Note :-As you mentioned here for solution only question no. 14 so i am solving only this.

Q: If sin a= 7√2/10 and π/2 (less than) a (less than) π, find the exact value of tan 2a

A:

Q: 3 and 90°<0<180°. Suppose that sin 0 = %3D Find the exact values of sin and tan 2 - 2

A: first find the value of cosθ then put in the formula of sinθ/2.

Q: 5) If 3 Cosa = - n 1

A: use trigonometric identity to find the value of tan.

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.