For Exercises 64-68, use the fundamental trigonometric identities as needed. Give that cos x ≈ 0.6691 , Approximate the given function values. Round to 4 decimal places. a. sin x b. sin π 2 − x c. tan x d. cos π 2 − x e. sec x f. cot π 2 − x
For Exercises 64-68, use the fundamental trigonometric identities as needed. Give that cos x ≈ 0.6691 , Approximate the given function values. Round to 4 decimal places. a. sin x b. sin π 2 − x c. tan x d. cos π 2 − x e. sec x f. cot π 2 − x
Solution Summary: The author calculates the value of mathrmsinx, rounded to 4 decimal places, by using fundamental trigonometric identities.
For Exercises 64-68, use the fundamental trigonometric identities as needed.
Give that
cos
x
≈
0.6691
, Approximate the given function values. Round to
4
decimal places.
a.
sin
x
b.
sin
π
2
−
x
c.
tan
x
d.
cos
π
2
−
x
e.
sec
x
f.
cot
π
2
−
x
Equations that give the relation between different trigonometric functions and are true for any value of the variable for the domain. There are six trigonometric functions: sine, cosine, tangent, cotangent, secant, and cosecant.
Write an equation for the graph shown below.
5
4
3
2
1
-5-4-3-2-1
-1
1 2 3 4 5
f(x) =
-2
-3
-4
-5
1. We want to graph the function
f(x) log4 x. In a table below,
=
find at three points with nice
integer y-values (no rounding!) and
then graph the function at right. Be
sure to clearly indicate any
asymptotes. (4 points)
3
2
1-
-1
0
1
2
3
4 5
10
X
log4(x)
-1
-2
-3-
6 7
8
00
University Calculus: Early Transcendentals (4th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, calculus and related others by exploring similar questions and additional content below.
Fundamental Trigonometric Identities: Reciprocal, Quotient, and Pythagorean Identities; Author: Mathispower4u;https://www.youtube.com/watch?v=OmJ5fxyXrfg;License: Standard YouTube License, CC-BY