For Exercises 51-54, use a calculator to approximate the function values to 4 decimal places. Be sure that your calculator is in the correct mode. 51. a. cos48.2° b. sin2°55'42" c. tan- 8 57 с. cos 22 52. a. sin 12.6° b. tan 19°36'18" 53. а. csc 39.84° b. sec 18 c. cot 0.8 54. a. cot 18.46° b. csc 9 c. sec 1.25

Q: Calculate the seventh Sine value and the seventh Sine

A:

Q: 6. Rewrite the expression as a function of a positive acute angle (in radians). DO NOT EVALUATE. (a)…

A: (a).   The given expression is: csc(3.75π)

Q: 77. From the figure, show that sin(45° – a) = sin95°. A 40° 12 8 45° D C B

A: The given figure is, In triangle ACD,∠DAC=40°∠ACD=45°Using the angle sum property of a…

Q: Find the exact value of the expression sec 22π/3. Do not use a calculator.

A: Given- sec22π3 To find- the value of the trigonometric expression. Formula used- secnπ-θ=secθ

Q: -Sin(60° ) tan(210°)/cos 135° Simplify

A: find the values of sin (60°), tan(210°) and cos(135°) and plug in to given expression as following:-

Q: mode.) 1. y = arcsin(0.92837781) 2. y = cot-(-0.92170128) 3. y = arcsec(-4.7963825)

A: To calculate the following values

Q: Approxamate the value to the nearest thousandth Tan 78°

A: From the given problem:   tan78°   So,   tan78° = 4.704630109

Q: Fill in the blank by typing the name of a suitable trigonometric function or a positive acute angle…

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