 4.3.4.1.1.173: In Exercises 14, give the value of the angle in degrees.u =  p 6
 4.3.4.1.1.174: In Exercises 14, give the value of the angle in degrees.u =  5p 6
 4.3.4.1.1.175: In Exercises 14, give the value of the angle in degrees.u = 25p 4
 4.3.4.1.1.176: In Exercises 14, give the value of the angle in degrees.u = 16p 3
 4.3.4.1.1.177: In Exercises 58, use special triangles to evaluate:tan p 6
 4.3.4.1.1.178: In Exercises 58, use special triangles to evaluate:cot p 4
 4.3.4.1.1.179: In Exercises 58, use special triangles to evaluate:csc p 4
 4.3.4.1.1.180: In Exercises 58, use special triangles to evaluate:sec p 3
 4.3.4.1.1.181: In Exercises 9 and 10, use a right triangle to find the other five ...
 4.3.4.1.1.182: In Exercises 9 and 10, use a right triangle to find the other five ...
 4.3.4.1.1.183: In Exercises 1 and 2, identify the one angle that is not coterminal...
 4.3.4.1.1.184: In Exercises 1 and 2, identify the one angle that is not coterminal...
 4.3.4.1.1.185: In Exercises 36, evaluate the six trigonometric functions of the an...
 4.3.4.1.1.186: In Exercises 36, evaluate the six trigonometric functions of the an...
 4.3.4.1.1.187: In Exercises 36, evaluate the six trigonometric functions of the an...
 4.3.4.1.1.188: In Exercises 36, evaluate the six trigonometric functions of the an...
 4.3.4.1.1.189: In Exercises 712, point P is on the terminal side of angle . Evalua...
 4.3.4.1.1.190: In Exercises 712, point P is on the terminal side of angle . Evalua...
 4.3.4.1.1.191: In Exercises 712, point P is on the terminal side of angle . Evalua...
 4.3.4.1.1.192: In Exercises 712, point P is on the terminal side of angle . Evalua...
 4.3.4.1.1.193: In Exercises 712, point P is on the terminal side of angle . Evalua...
 4.3.4.1.1.194: In Exercises 712, point P is on the terminal side of angle . Evalua...
 4.3.4.1.1.195: In Exercises 1316, state the sign of (a) sin t, (b) cos t, and (c) ...
 4.3.4.1.1.196: In Exercises 1316, state the sign of (a) sin t, (b) cos t, and (c) ...
 4.3.4.1.1.197: In Exercises 1316, state the sign of (a) sin t, (b) cos t, and (c) ...
 4.3.4.1.1.198: In Exercises 1316, state the sign of (a) sin t, (b) cos t, and (c) ...
 4.3.4.1.1.199: In Exercises 1720, determine the sign of the given value without th...
 4.3.4.1.1.200: In Exercises 1720, determine the sign of the given value without th...
 4.3.4.1.1.201: In Exercises 1720, determine the sign of the given value without th...
 4.3.4.1.1.202: In Exercises 1720, determine the sign of the given value without th...
 4.3.4.1.1.203: In Exercises 2124, choose the point on the terminal side of .u = 45
 4.3.4.1.1.204: In Exercises 2124, choose the point on the terminal side of .u = 2p 3
 4.3.4.1.1.205: In Exercises 2124, choose the point on the terminal side of .u = 7p 6
 4.3.4.1.1.206: In Exercises 2124, choose the point on the terminal side of .u = 60
 4.3.4.1.1.207: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.208: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.209: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.210: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.211: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.212: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.213: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.214: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.215: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.216: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.217: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.218: In Exercises 2536, evaluate without using a calculator by using rat...
 4.3.4.1.1.219: In Exercises 3742, find (a) sin , (b) cos , and (c) tan for the giv...
 4.3.4.1.1.220: In Exercises 3742, find (a) sin , (b) cos , and (c) tan for the giv...
 4.3.4.1.1.221: In Exercises 3742, find (a) sin , (b) cos , and (c) tan for the giv...
 4.3.4.1.1.222: In Exercises 3742, find (a) sin , (b) cos , and (c) tan for the giv...
 4.3.4.1.1.223: In Exercises 3742, find (a) sin , (b) cos , and (c) tan for the giv...
 4.3.4.1.1.224: In Exercises 3742, find (a) sin , (b) cos , and (c) tan for the giv...
 4.3.4.1.1.225: In Exercises 4348, evaluate without using a calculator.Find sin and...
 4.3.4.1.1.226: In Exercises 4348, evaluate without using a calculator.Find cos and...
 4.3.4.1.1.227: In Exercises 4348, evaluate without using a calculator.Find tan and...
 4.3.4.1.1.228: In Exercises 4348, evaluate without using a calculator.Find sin and...
 4.3.4.1.1.229: In Exercises 4348, evaluate without using a calculator.Find sec and...
 4.3.4.1.1.230: In Exercises 4348, evaluate without using a calculator.Find csc and...
 4.3.4.1.1.231: In Exercises 4952, evaluate by using the period of the function.sin...
 4.3.4.1.1.232: In Exercises 4952, evaluate by using the period of the function.tan...
 4.3.4.1.1.233: In Exercises 4952, evaluate by using the period of the function.cos...
 4.3.4.1.1.234: In Exercises 4952, evaluate by using the period of the function.tan...
 4.3.4.1.1.235: Group Activity Use a calculator to evaluate the expressions in Exer...
 4.3.4.1.1.236: Writing to Learn Give a convincing argument that the period of sin ...
 4.3.4.1.1.237: Refracted Light Light is refracted (bent) as it passes through glas...
 4.3.4.1.1.238: Refracted Light A certain piece of crown glass has an index of refr...
 4.3.4.1.1.239: Damped Harmonic Motion A weight suspended from a spring is set into...
 4.3.4.1.1.240: Swinging Pendulum The Columbus Museum of Science and Industry exhib...
 4.3.4.1.1.241: Too Close for Comfort An F15 aircraft flying at an altitude of 800...
 4.3.4.1.1.242: Manufacturing Swimwear Get Wet, Inc., manufactures swimwear, a seas...
 4.3.4.1.1.243: True or False If is an angle of a triangle such that cos , then is ...
 4.3.4.1.1.244: True or False If is an angle in standard position determined by the...
 4.3.4.1.1.245: Multiple Choice If , then sin u = 0.4 sin1u2 + csc u = (A) (B) 0. ...
 4.3.4.1.1.246: Multiple Choice If , then (A) (B) (C) 0.4. (D) 0.6. (E) 3.54.
 4.3.4.1.1.247: Multiple Choice The range of the function is (A) {1}. (B) . (C) . (...
 4.3.4.1.1.248: Multiple Choice If and tan , then sin (A) . (B) . (C) . (D) . (E) .
 4.3.4.1.1.249: In Exercises 6770, find the value of the unique real number between...
 4.3.4.1.1.250: In Exercises 6770, find the value of the unique real number between...
 4.3.4.1.1.251: In Exercises 6770, find the value of the unique real number between...
 4.3.4.1.1.252: In Exercises 6770, find the value of the unique real number between...
 4.3.4.1.1.253: Exercises 7174 refer to the unit circle in this figure. Point P is ...
 4.3.4.1.1.254: Exercises 7174 refer to the unit circle in this figure. Point P is ...
 4.3.4.1.1.255: Exercises 7174 refer to the unit circle in this figure. Point P is ...
 4.3.4.1.1.256: Exercises 7174 refer to the unit circle in this figure. Point P is ...
 4.3.4.1.1.257: Writing to Learn In the figure for Exercises 7174, t is an angle wi...
 4.3.4.1.1.258: Writing to Learn Use the accompanying figure to explain each of the...
 4.3.4.1.1.259: Approximation and Error Analysis Use your grapher to complete the t...
 4.3.4.1.1.260: Proving a Theorem If t is any real number, prove that
 4.3.4.1.1.261: Taylor Polynomials Radian measure allows the trigonometric function...
 4.3.4.1.1.262: Taylor Polynomials Radian measure allows the trigonometric function...
Solutions for Chapter 4.3: Trigonometric Functions
Full solutions for Precalculus: Graphical, Numerical, Algebraic  8th Edition
ISBN: 9780321656933
Solutions for Chapter 4.3: Trigonometric Functions
Get Full SolutionsSince 90 problems in chapter 4.3: Trigonometric Functions have been answered, more than 44989 students have viewed full stepbystep solutions from this chapter. This textbook survival guide was created for the textbook: Precalculus: Graphical, Numerical, Algebraic, edition: 8th Edition. This expansive textbook survival guide covers the following chapters and their solutions. Precalculus: Graphical, Numerical, Algebraic was written by and is associated to the ISBN: 9780321656933. Chapter 4.3: Trigonometric Functions includes 90 full stepbystep solutions.

Algebraic model
An equation that relates variable quantities associated with phenomena being studied

Bearing
Measure of the clockwise angle that the line of travel makes with due north

Equal complex numbers
Complex numbers whose real parts are equal and whose imaginary parts are equal.

Halflife
The amount of time required for half of a radioactive substance to decay.

Heron’s formula
The area of ¢ABC with semiperimeter s is given by 2s1s  a21s  b21s  c2.

Imaginary axis
See Complex plane.

Intercepted arc
Arc of a circle between the initial side and terminal side of a central angle.

Negative association
A relationship between two variables in which higher values of one variable are generally associated with lower values of the other variable.

Odd function
A function whose graph is symmetric about the origin (ƒ(x) = ƒ(x) for all x in the domain of f).

Onetoone rule of exponents
x = y if and only if bx = by.

Parallel lines
Two lines that are both vertical or have equal slopes.

Quadric surface
The graph in three dimensions of a seconddegree equation in three variables.

Quotient of functions
a ƒ g b(x) = ƒ(x) g(x) , g(x) ? 0

Radicand
See Radical.

Regression model
An equation found by regression and which can be used to predict unknown values.

Repeated zeros
Zeros of multiplicity ? 2 (see Multiplicity).

Scientific notation
A positive number written as c x 10m, where 1 ? c < 10 and m is an integer.

Statute mile
5280 feet.

Vector
An ordered pair <a, b> of real numbers in the plane, or an ordered triple <a, b, c> of real numbers in space. A vector has both magnitude and direction.

yzplane
The points (0, y, z) in Cartesian space.