Use a calculator to find each of the following: sin 32 ∘ and cos 58 ∘ ; sin 17 ∘ and cos 73 ∘ ; sin 50 ∘ and cos 40 ∘ ; sin 88 ∘ and cos 2 ∘ . Describe what you observe. Based on your observations, what do you think the co in cosine stands for?
Use a calculator to find each of the following: sin 32 ∘ and cos 58 ∘ ; sin 17 ∘ and cos 73 ∘ ; sin 50 ∘ and cos 40 ∘ ; sin 88 ∘ and cos 2 ∘ . Describe what you observe. Based on your observations, what do you think the co in cosine stands for?
Solution Summary: The author explains how to calculate the sine and cosine ratios by using the calculator.
Use a calculator to find each of the following: sin
32
∘
and cos
58
∘
; sin
17
∘
and cos
73
∘
; sin
50
∘
and cos
40
∘
; sin
88
∘
and cos
2
∘
. Describe what you observe. Based on your observations, what do you think the co in cosine stands for?
3. Solve the inequality and give your answer in interval notation. Be sure to show all your work,
and write neatly so your work is easy to follow. (4 points)
2|3x+12 ≥ 18
-
2. In words, interpret the inequality |x8|> 7 the same way I did in the videos. Note: the words
"absolute value" should not appear in your answer! (2 points)
Chapter 10 Solutions
Thinking Mathematically, Books a la Carte Plus MyLab Math -- Access Card Package (7th Edition)
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Definite Integral Calculus Examples, Integration - Basic Introduction, Practice Problems; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=rCWOdfQ3cwQ;License: Standard YouTube License, CC-BY