Find the value of each expression without using a calculator. 1.) a. sin 180° b. cos 180° 2.) a. sin(-90)° b. cos(-90)° 3.) a. sin(-7) 4.) a. cos 2π b. cos π b. sin(-) c. sin 270° c. sin 360° c. sin 3π 2 c. sin 37 d. cos 270° d. cos 360° d. cos It d. cos(-377)

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A: GivenThe length of the sides of the quadrilateral  are and  and the given diagram is Use the law of…

Q: sin(A)cos(B)+cos(A)sin(B) Choose. sin(A)cos(B)- cos(A)sin(B) Choose. cos(A-B) tan(A)+ tan(B)…

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Q: aresin(sin(-5). 3 arcsin( sin( – sin(-"#))- 4 arccos( cos(- 6. IT arccos( cOS 3 II

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Q: A. Simplify each of the following expressions. 1. sin?xcotxcscx cotx(sinx+tan.x) cscx+cotxr 3.…

A: 2. cotx sinx+tanxcscx+cotx4. 1-tan2x1+tan2x+1

Q: cos?(18°) – sin?(18°)

A: The answer is given below

Q: determine which of the two values is greater.a. tan 1 or tan 2 b sin 1 or tan 1 c. cos 2 or sin 2

A: a) tan(1) or tan(2) :       We find exact values of tan(1) and  tan(2) on calculator,…

Q: 7. Evaluate each expression. (a) sin? 120° + cos² 120°

A: Since there are multiple questions present and you have not specified which question to answer,…

Q: 2. (sin 60°)(cos 30°) + (cos 60°)(sin 30°)

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Q: find the exact value of each expression. do not use a calculator. 13) sin(13pi/12)cos(pi/12) 15)…

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Q: If we simplify the value of sin(2 sin V) we get: اخترأحد الخيارات 2Vr – x2 .a O .b O 2Vx2 – x4 .c…

A: Solving the inverse trigonometric function we have

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A: Given Data The interval of angle is [-π/2, π/2]   (a) The expression of angle is θ=tan-1(√3/3).…

Q: -1 sin ¹ (cos(-600°)) = 8. sin sec(sin-¹/3) = 9. sec 10. sin (cos ¹(-)) =

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Q: II. Find the exact value of the following expression= 1. cos(26.5°) sin(-63.5°) – cos(-63.5°)…

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Q: Simplify without using a calculator. Tan(31 degrees) - cos(59 degrees) / cos (31 degrees) =

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