4. Find mZH. KO120° 50I

Q: 4. Apply half-angle formula to find a. cos 15° b. sin 15° C. COS

A: Given: cos15∘, sin15∘, cos5π8 We know that cos2x=cos2x-sin2x…

Q: what is the exact value of cos (22.5*) using the half angle identites

A: The exact value of cos (22.5*) using the half angle identities

Q: 10 18

A:

Q: 10. Use a half angle formula to determine the exact value of tan

A:

Q: 5. What is the radian measure of a 300° angle 150T 2T

A: We need to convert into radian measure.

Q: If tan ? = 3, find tan4 ?. tan^4 ?=

A:

Q: 7) Find the missing angle measure, 6, to the nearest hundredth. Cos e

A:

Q: If  sin(?) =  9 41  and  tan(?) = −  9 40 ,  find  sec(?).

A:

Q: 20. How many radians of angle measure are equivalent to an angle of 1876 degrees ? *

A: The relation between measure in degree and measure in radians is given by, Given information: The…

Q: Suppose that 2 is an angle in quadrant 1 and that cos a = 41 Compute the exact value of cos (G). 841…

A: Given cosα=41841 and given α2 is an angle in first quadrant. We have to find the value of cosα2. We…

Q: 20 B) If Tan0 , find without using tables the values of (cose, cot0 and csce) %3D 15

A:

Q: 16. Add the following sine and cosine wav, piviuu Tiu si wur. 45 cos(4x + 65°) + 30sin (4x + 15°)

A: Lets plot these terms one by one and then add them, 45cos(4x+65°)      30 sin(4x+15°)

Q: sec 30°cos 60° =

A:

Q: If tan 0 9 and P(0) is in QIII, what is the value of cos(20) ? 41 41 40 41

A:

Q: Convert 210° to radians.   3π/2     37800/π     5π/6     7π/6

A: Here, we need to convert 2100 to radian.

Q: 119 Suppose that is an angle in quadrant 2 and that cos a Compute the exact value of 169 cos (). cos…

A:

Q: K H A

A: We have to find the angle

Q: K H. A

A:

Q: Find the exact value using half-angle formulas. 7 cos(7π/8)

A: Recall the following facts.

Q: If 6sin theta=5 and cos theta < 0,find ,without a calculate the value of 1-2cos2 theta

A: Given:  To Find: Value of  Concept Used:

Q: Show that if tan0 = c and 0 &lt; 0 &lt; π/2, then cos0 = 1/ 1 + c2.Hint: Draw a right triangle whose…

A: tan θ=cTo find: Value of cosθ, where 0≤θ≤π2

Q: 7.Convert from radians to degrees. Use 7 3.14. Round your answer to the nearest tenth of a degree. 6…

A: The given radian is 6 radian.

Q: 6. Find the exact value of the expression cot (arccos (2/3)).

A: Note : As per the authoring guidelines, when multiple questions are posted, then only first question…

Q: 3. How many radians are in half of a circle?

A:

Q: Find a cofunction with the same value as cot(3π/7).

A: Co function of a cot function is given by…

Q: Find the exact value of s in L-7,7) by first finding the reference angle along with 45-45-90…

A:

Q: 2. Find the radian measure of an angle of 235° 235TT 36n С. а. 47

A: see 2nd step.

Q: Determine whether the positive or negative square root should be selected. 1+ cos 45° cos 22.5° = ±…

A: topic- trigonometric functions

Q: 145 degree in radian is equal to: O 2.53 O 2.51 O 2.52 O 2.54 O 2.55 O 2.56 O 2.57 2.58

A: we know that 1degree =π/180radian.therefore 145degree =145×π/180radian.

Q: 8. Convert the angle 315° into radians.

A:

Q: If sec(α)=25.2/19.4, then what is the value of cos(α)?

A:

Q: 1. Determine the exact radia each angle 10°

A: The degree to radian: - Degrees to radians is a type of conversion used in geometry to convert angle…

Q: If sin A = 15/17, sin B = 5/13, cosA = 8/17, andcosB = 12/13, what is the exact value of sin(A – B)…

A: Here we find the value of Sin(A-B)

Q: Find the exact value by using a half-angle identity. cos 165°

A:

Q: sec 30°cos 60° = 1

A: NOTE: Refresh your page if you can't see any equations. . as we know,

Q: 4л Find the reference angle for 3 |radians ?

A: topic - reference angle

Q: Find all 6 six trigonometric values for the angle  13pi/4

A: Given: Find all 6 six trigonometric values for the angle 13pi/4

Q: 5t cot 4

A: Please refer the attached image for complete solution. THANK YOU.

Q: Give the exact value of each of the following:       sec 5pi /6

A: Given: sec 5π6 To find: Exact value of the given expression.

Q: I don't know how to do this problem

A:

Q: Find the exact values of the six trigonometic functions for the following angle. 240°

A: In third quadrant tan and cot are positive.

Q: b) If sin e = 0.625 and cose = 0.500, determine, without using trigonotric tables or calculators,…

A:

Q: Find the exact value of sin7pi/4+cos4pi/3

A:

Q: 4. s in quadrant C

A:

Q: Find the exact value of cot(arccos(-5/7))

A:

Q: 10. Use a half angle formula to determine the exact value of tan (#).

A:

Q: Use a calculator to find the measure of angle 0 to the nearest degree if cos 0 = 0.5878.

A: Given:cosθ=0.5878

Q: How many radians are contained in the smaller angle between the hands of a clock at 4PM?

A: we have to tell how many radians are contained in the smaller angle between the hands of a clock at…

Q: Suppose that is an angle in quadrant 2 and that - 119 cos y = Compute the exact value of cos - 169…

A: here we have to find the value of half angle. the solution is following.