8. Find the exact value of the expression. Do not use a calculator. sin 45° cos 60°

Q: Use a calculator to find the following values: sin(0.3) cos(0.3) tan(0.3)

A: our objective is to find the values.

Q: Find the exact values of the given expressions. (Calculator answe sin" (sin) n (sin-1) a) b) ta 6.…

A:

Q: Evaluate the expression under the given conditions. cos(θ − ϕ);  cos(θ) = 5/13, θ in Quadrant IV,…

A:

Q: Give the exact value of the expression without using a calculator. 12 8 -D1 COS tan -1 + tan 15 12 8…

A: Use the inverse trigonometric formula, tan-1x+tan-1y=tan-1x+y1-xy So,…

Q: Find the exact value of sin 80° cos 50° − cos 80° sin 50°.

A: Given sin80°cos50°-cos80°sin50°

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

A:

Q: Simplify without a calculator: sin(5 )cos(40°) + cos(5 )sin(40°) COS

A:

Q: 24) Find the exact value. Do not use a calculator. sin 150° – tan 60° + cos 45°

A:

Q: Use a calculator to find the value of the expression rounded to two decimal places. 4) tan¬1 (2.8)

A: You can obtain the inverse tangent calculation on a calculator in three easy steps.

Q: 4. Use your calculator to determine which value is greater in each pair. c. sin 48° or 2(s a. sin…

A: Solution Question 4(a) and 4(b) Given, sin36o  or  cos54o  cos89o or  sin1o   We have to find the…

Q: Find the exact value. Do not use a calculator. 20 COS 3. 0 1 1/2

A: cosπ3=12cos(2nπ+θ)=cosθcos(π-θ)=cosθ

Q: Give the exact value of the expression without using a calculator. sin(2arccos(1/5))

A:

Q: Use a calculator to find the value of the expression sin-1 0.47 rounded to two decimal places.

A: sin-1(0.47) Calculator gives its value = 28.0342965349

Q: Use a calculator to evaluate the expression in both rac 7. tan-(-1.7) 8. cos- 0.24

A: we can find the value of the given inverse trigonometric functions by applying directly to the…

Q: show work.

A: To find the exact value of the below trigonometric expression

Q: Use a calculator to find the approximate value of each expression rounded to two decimal places.;…

A: The given expression is: sin 28° We need to find the approximate value of the given expression…

Q: Find the exact value, without a calculator. 9, 7n sin tan 12 Cos [ ? ] + /[ Enter

A:

Q: Find the exact value of the expression. Not a decimal.   cos^-1 (sin 7Pi/6)

A:

Q: Write an algebraic expression that is equivalent to the given expression. sin(arccos(x))

A:

Q: Find the exact value: (no calculators!) V3 -1 tan 3

A: to find:- exact value.

Q: Find sin 75° without using a calculator. [? (V2+ V])

A:

Q: Without using a calculator, evaluate, if possible, the following expression. 4π 3 sin sin ...

A: We will find the value.

Q: without using the calculator evaluate : sin ϴ, cos ϴ, tan ϴ of  a) 450° b) 10?/3

A: Since, 360 degrees + thita lies in first quadrant, so values of sine, cos and tan is positive as…

Q: Use a calculator to find the value of the expression cos-1 √5/ 7 rounded to two decimal places.

A: Given:cos-157

Q: 2) Use a calculator to find the value of each expression rounded to tow decimal places. a. cos-1 0.6…

A: To find the value of  cos-1(0.6)  and  tan-1(-3.27) to two decimal places.

Q: Evaluate the sine, cosine, and tangent of the angle without using a calculator. (If an answer is…

A:

Q: Use a calculator to find the value of the expression sin-1 0.3 rounded to two decimal places.

A:

Q: Simplify without a calculator: 2 sin(15°)cos(15°) I| ||

A: answer = ?

Q: 3. Find the exact value without using a calculator. a) cot (sin- (e))

A:

Q: Give the exact value of the expression. sin (2 arcos 17 유)

A: Given, sin(2 arcos 8/17)

Q: Without using a calculator, find the value of Sin? (80°) + case(oo+/ Sin(90) COS (209

A:

Q: Use a calculator to find an approximate value (in radians) of the expression rounded to five decimal…

A:

Q: Use a calculator to find an approximate value (in radians) of the expression rounded to five decimal…

A: The given value,tan-1(4)

Q: Find each value of θ in degrees (0° < ? < 90°) and radians (0 < ? < ?/2) without using calculator.…

A: It is trigonometric function.

Q: Find the exact value of the given expression, without using a calculator. safe ) 3 sin cos

A:

Q: Without using a calculator, evaluate the following expression or state that the quantity is…

A:

Q: 4) Find the exact value. Do not use a calculator. sin 30° – tan 60° + cos 45°

A:

Q: 4. Why is a SSA ambiguous? Think about the range for y = sin¬1 x. Can the inverse sine ever return…

A:

Q: Evaluate without a calculator:

A: The unidentified measure of an angle of a right triangle can be evaluated with the help of inverse…

Q: If Tan A = 1, and Tan B = 35 , then find without using calculator the value of Tan (A + B).

A: given tanA =1 tanB = 35  To find tan(A+B)

Q: 10. If the cos0=- and 0 is located in the third quadrant, what is the value of sin0?

A: Find by drawing a right angle triangle

Q: 9. Find the EXACT VALUES of the trigonometric value below: sin 60° + cos 45° – tan 60°

A: Here we will find the exact value,

Q: Evaluate the expression without using a calculator. (an() am(증) () sin 3 + csc 4 6 5

A:

Q: 1. Find the EXACT value of the following. DO NOT use a calculator. cos 195 b. sin cos - cos sin

A:

Q: Evaluate the expression without using a calculator and write your answer in radians. sin−1 (sqroot…

A:

Q: Assume that 0≤?≤?/2. Find the values of sin(?)sin⁡(θ) and tan(?)tan⁡(θ) if cos(?)=40/41

A: Topic:- trigonometry ratios

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

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.