Suppose sin(0) =-3/5 and sin(¢) = -$/17, with both angles are in the interval , 3/2]. What must be the exact value of sin(0+ 4)? O 36/85 O no correct answer O 77/85 O 84/85 O 13/85

Q: What is the value of sin 30°cos 60° + cos 30°sin 60°? 0 O A. O B. O C. O D. 1 NIT 2 1 2

A:

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

A:

Q: Given that sin(x) = 0.42, what is sin(-x)?

A:

Q: If Sin 0= 3/5 , find without using tables the values of: i) Cos 0 ii) tan 6 (ans.: i) 4/5; i) 3/4)

A:

Q: Suppose sin(0) = -3 /5 and sin(ø) = -8/17, with both angles are in the interval T, 3" /2]. What must…

A: Topic - trigonometric ratios. Given: sinθ=-35 and sinϕ=-817both on the interval π, 3π2 To find the…

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

A:

Q: If sin 20 = √3, 0≤ 20 ≤ 2π, calculate the values of

A:

Q: The degree measure of an acute angle in a right triangle is x. If sinx=2/3, are sin(90°−x) equal to…

A: We will calculate cos(x) and find all the other trigonometric ratios.

Q: 5m Evaluate sin, cos, tan of 0=

A: on solving this we get the

Q: Which of the following is equivalent to sec^2θ−1/sec^2θ for all values of θ for which…

A: We have to simplify

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

A: We have to find

Q: The degree measure of an acute angle in a right triangle is x. If sin x=2/3, determine if each of…

A: using trignometric ratio and some trignometric formulae

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

A:

Q: Suppose sin(0) -3/5 and sin(¢) = -/17, with both angles are in the interval T, 3 /2]. What must be…

A:

Q: Evaluate, using the tables if necessary. (sin 30•)2 . cos 180° + tan 0 - cot (-45). 3/4 5/4

A: To find: sin 30°2·cos 180° + tan 0° - cot-45°

Q: If and , where x and y lie between 0 and π/2, evaluate the expression.61. cos(x − y)

A: Given :              sin x  = 13  and sec y  =  54      cos (x - y)  =  cos (x) cos (y) + sin (x)…

Q: Recall that sin² e means (sin 6)2. 2 If sin e = find sin? e. sin? e =

A:

Q: If the terminal side of 6 contains the point (6, 8), what is the exact value of sin (8 – )? 7/2 10…

A: We know that if the point in the angle's terminal side is P=(x,y) then sin(bita)=y/r and…

Q: If ß is such that sin 230, the of the following two values?

A:

Q: 13 Suppose that sec and 270° <0 < 360°. 0 Ө Find the exact values of sin and tan 2 2 गंत

A: Solution of given question is written in below steps.

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 sin O > 0 and tan O < 0, what is the sign of the value of sec O?

A: To find the sign value of secθ Given sinθ&gt;0 and tanθ&lt;0 Given below is the quadrant system of…

Q: tan 5, given sin 0: 3 270° <0 < 360° 5

A:

Q: Which value for 0 is a counter example to sin² 0 + cos² 0 = tan²0 as an identity? O O | સ sin² 0 +…

A:

Q: 2. Find the exact value of sin 20 and cos 20 if sin 0 = and angle 0 lies in quadrant II.

A:

Q: O Express Cosines Cos(2€) Cos(30) each produd as a Suun Containny only Sines ady

A:

Q: If 0 = -2pi/3 then, what is sin(0) and cos(0)??

A: To find the given angles

Q: If  sin(?) = 3/5 and  tan(?) = − 3/4 find  sec(?).

A:

Q: If cos a = 0.565 and cos ß= 0.867 (both angles are acute),

A:

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

A:

Q: If the terminal side of B contains the point (6, 8), what is the exact value of sin (8 7/2 10 V2 10…

A:

Q: 1. We know that T =180 So, that is a. sin (7) = sin (180) if this correct, why? b. sin (7) # sin…

A: Both radian and degree are unit of angle.

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: to 11. If sin 18 0.309, determine the value of cos 72.

A: Answering question number 11 since 10th is already been correctly solved.

Q: Suppose cos(α)=−3/4 and sin(α) is negative. If the point (−3,y) is on the terminal side of the…

A: Use trigonometric ratio  &amp; its identity

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

A:

Q: What is the exact value of cos(85°) cos(65°)– sin(85°)sin(65°) ,

A:

Q: Suppose sin(0) = -/5 and sin() = -/17, with both angles are in the interval [T, 3" /2). What must be…

A: NOTE: Refresh your page if you can't see any equations. . here we have and the angle is in the…

Q: 9. Let's say sin (-) = a and cos 12 (플) = b. What 19T sin 12 19n cos 12

A: Find your answer below

Q: Express as a sum or difference.2 sin 9 θ cos 3 θ

A: Given,           2sin9θcos3θ

Q: Express as a sum or difference:4 sin 3 θ cos 7 θ

A: Consider the provided expression, 4sin3θcos7θ Express as a sum or difference. Use the formula of…

Q: Suppose sin(@) = -³/5 and sin(ø) = –³/17. with both angles are in the interval n, 3*/2]. What must…

A: sinθ=-35sinϕ=-817

Q: Find the exact value of sin 7π/12 using the fact that 7π/12 = π/3 + π/4.

A: Given:sin7π12

Q: Find sin(2θ), if cosθ=24/25 and θ lies inquadrant IV.

A:

Q: O Find the exact value of sin (sin 2) if it exists.

A: Topic- sin function

Q: Suppose sin(0) = -3/5 and sin(ø) = 8 /17, with both angles are in the interval 7, 3" /2]. What must…

A:

Q: Use exact values to show that the following is true. sin 60° = 2 sin 30° cos 30°

A: We have to show

Q: Use the Half-Angle Formula to determine cos(105°)

A:

Q: cos(nt/2) <t+Ⅱ.

A: