 4.7.4.1.1.552: In Exercises 14, state the sign (positive or negative) of the sine,...
 4.7.4.1.1.553: In Exercises 14, state the sign (positive or negative) of the sine,...
 4.7.4.1.1.554: In Exercises 14, state the sign (positive or negative) of the sine,...
 4.7.4.1.1.555: In Exercises 14, state the sign (positive or negative) of the sine,...
 4.7.4.1.1.556: In Exercises 510, find the exact value.sin 1p/62
 4.7.4.1.1.557: In Exercises 510, find the exact value.tan 1p/42
 4.7.4.1.1.558: In Exercises 510, find the exact value.cos 12p/32
 4.7.4.1.1.559: In Exercises 510, find the exact value.sin 12p/32
 4.7.4.1.1.560: In Exercises 510, find the exact value.sin 1p/62
 4.7.4.1.1.561: In Exercises 510, find the exact value.cos 1p/32
 4.7.4.1.1.562: In Exercises 112, find the exact value.sin b 1 a 13 2 b
 4.7.4.1.1.563: In Exercises 112, find the exact value.sin1 a  1 2
 4.7.4.1.1.564: In Exercises 112, find the exact value.tan 1 0
 4.7.4.1.1.565: In Exercises 112, find the exact value.cos1 1
 4.7.4.1.1.566: In Exercises 112, find the exact value.cos 1 1 a 2 b
 4.7.4.1.1.567: In Exercises 112, find the exact value.tan1 1
 4.7.4.1.1.568: In Exercises 112, find the exact value.tan b 1 11
 4.7.4.1.1.569: In Exercises 112, find the exact value.cos1 a  13 2
 4.7.4.1.1.570: In Exercises 112, find the exact value.sin 1 1 a  1 12
 4.7.4.1.1.571: In Exercises 112, find the exact value.tan1 1 13
 4.7.4.1.1.572: In Exercises 112, find the exact value.cos 1 0
 4.7.4.1.1.573: In Exercises 112, find the exact value.sin11
 4.7.4.1.1.574: In Exercises 1316, use a calculator to find the approximate value. ...
 4.7.4.1.1.575: In Exercises 1316, use a calculator to find the approximate value. ...
 4.7.4.1.1.576: In Exercises 1316, use a calculator to find the approximate value. ...
 4.7.4.1.1.577: In Exercises 1316, use a calculator to find the approximate value. ...
 4.7.4.1.1.578: In Exercises 1720, use a calculator to find the approximate value. ...
 4.7.4.1.1.579: In Exercises 1720, use a calculator to find the approximate value. ...
 4.7.4.1.1.580: In Exercises 1720, use a calculator to find the approximate value. ...
 4.7.4.1.1.581: In Exercises 1720, use a calculator to find the approximate value. ...
 4.7.4.1.1.582: In Exercises 21 and 22, describe the end behavior of the function.y...
 4.7.4.1.1.583: In Exercises 21 and 22, describe the end behavior of the function.y...
 4.7.4.1.1.584: In Exercises 2332, find the exact value without a calculator.cos 1s...
 4.7.4.1.1.585: In Exercises 2332, find the exact value without a calculator.sin 1t...
 4.7.4.1.1.586: In Exercises 2332, find the exact value without a calculator.sin11...
 4.7.4.1.1.587: In Exercises 2332, find the exact value without a calculator.cos11...
 4.7.4.1.1.588: In Exercises 2332, find the exact value without a calculator. cos 1...
 4.7.4.1.1.589: In Exercises 2332, find the exact value without a calculator. sin 1...
 4.7.4.1.1.590: In Exercises 2332, find the exact value without a calculator.arcsin...
 4.7.4.1.1.591: In Exercises 2332, find the exact value without a calculator.arccos...
 4.7.4.1.1.592: In Exercises 2332, find the exact value without a calculator.cos 1t...
 4.7.4.1.1.593: In Exercises 2332, find the exact value without a calculator.tan11...
 4.7.4.1.1.594: In Exercises 3336, analyze each function for domain, range, continu...
 4.7.4.1.1.595: In Exercises 3336, analyze each function for domain, range, continu...
 4.7.4.1.1.596: In Exercises 3336, analyze each function for domain, range, continu...
 4.7.4.1.1.597: In Exercises 3336, analyze each function for domain, range, continu...
 4.7.4.1.1.598: In Exercises 3740, use transformations to describe how the graph of...
 4.7.4.1.1.599: In Exercises 3740, use transformations to describe how the graph of...
 4.7.4.1.1.600: In Exercises 3740, use transformations to describe how the graph of...
 4.7.4.1.1.601: In Exercises 3740, use transformations to describe how the graph of...
 4.7.4.1.1.602: In Exercises 4146, find the solution to the equation without a calc...
 4.7.4.1.1.603: In Exercises 4146, find the solution to the equation without a calc...
 4.7.4.1.1.604: In Exercises 4146, find the solution to the equation without a calc...
 4.7.4.1.1.605: In Exercises 4146, find the solution to the equation without a calc...
 4.7.4.1.1.606: In Exercises 4146, find the solution to the equation without a calc...
 4.7.4.1.1.607: In Exercises 4146, find the solution to the equation without a calc...
 4.7.4.1.1.608: In Exercises 4752, find an algebraic expression equivalent to the g...
 4.7.4.1.1.609: In Exercises 4752, find an algebraic expression equivalent to the g...
 4.7.4.1.1.610: In Exercises 4752, find an algebraic expression equivalent to the g...
 4.7.4.1.1.611: In Exercises 4752, find an algebraic expression equivalent to the g...
 4.7.4.1.1.612: In Exercises 4752, find an algebraic expression equivalent to the g...
 4.7.4.1.1.613: In Exercises 4752, find an algebraic expression equivalent to the g...
 4.7.4.1.1.614: Group Activity Viewing Angle You are standing in an art museum view...
 4.7.4.1.1.615: Group Activity Analysis of a Lighthouse A rotating beacon L stands ...
 4.7.4.1.1.616: Rising HotAir Balloon The hotair balloon festival held each year ...
 4.7.4.1.1.617: Find the domain and range of each of the following functions. (a) (...
 4.7.4.1.1.618: True or False for all real numbers x. Justify your answer.
 4.7.4.1.1.619: True or False The graph of has two horizontal asymptotes. Justify y...
 4.7.4.1.1.620: Multiple Choice (A) (B) (C) (D) (E)
 4.7.4.1.1.621: Multiple Choice (A) (B) (C) 0 (D) p (E) 2p 2p p sin1 1sin p2 =
 4.7.4.1.1.622: Multiple Choice (A) x (B) (C) (D) (E)
 4.7.4.1.1.623: Multiple Choice The range of the function is (A) . (B) . (C) . (D) ...
 4.7.4.1.1.624: Writing to Learn Using the format demonstrated in this section for ...
 4.7.4.1.1.625: Writing to Learn Use an appropriately labeled triangle to explain w...
 4.7.4.1.1.626: Graph each of the following functions and interpret the graph to fi...
 4.7.4.1.1.627: Practicing for Calculus Express each of the following functions as ...
 4.7.4.1.1.628: Arccotangent on the Calculator Most graphing calculators do not hav...
 4.7.4.1.1.629: Advanced Decomposition Decompose each of the following algebraic fu...
 4.7.4.1.1.630: Use elementary transformations and the arctangent function to const...
 4.7.4.1.1.631: Avoiding Ambiguities When choosing the right triangle in Example 5,...
 4.7.4.1.1.632: Defining Arcsecant The range of the secant function is 11/x2 , whic...
 4.7.4.1.1.633: Defining Arccosecant The range of the cosecant function is , which ...
Solutions for Chapter 4.7: Trigonometric Functions
Full solutions for Precalculus: Graphical, Numerical, Algebraic  8th Edition
ISBN: 9780321656933
Solutions for Chapter 4.7: Trigonometric Functions
Get Full SolutionsChapter 4.7: Trigonometric Functions includes 82 full stepbystep solutions. Since 82 problems in chapter 4.7: Trigonometric Functions have been answered, more than 45504 students have viewed full stepbystep solutions from this chapter. Precalculus: Graphical, Numerical, Algebraic was written by and is associated to the ISBN: 9780321656933. This expansive textbook survival guide covers the following chapters and their solutions. This textbook survival guide was created for the textbook: Precalculus: Graphical, Numerical, Algebraic, edition: 8th Edition.

Addition property of equality
If u = v and w = z , then u + w = v + z

Arc length formula
The length of an arc in a circle of radius r intercepted by a central angle of u radians is s = r u.

artesian coordinate system
An association between the points in a plane and ordered pairs of real numbers; or an association between the points in threedimensional space and ordered triples of real numbers

Associative properties
a + (b + c) = (a + b) + c, a(bc) = (ab)c.

Common difference
See Arithmetic sequence.

Complex conjugates
Complex numbers a + bi and a  bi

Compounded monthly
See Compounded k times per year.

Ellipse
The set of all points in the plane such that the sum of the distances from a pair of fixed points (the foci) is a constant

Equation
A statement of equality between two expressions.

Event
A subset of a sample space.

Leaf
The final digit of a number in a stemplot.

Major axis
The line segment through the foci of an ellipse with endpoints on the ellipse

Pointslope form (of a line)
y  y1 = m1x  x 12.

Product of matrices A and B
The matrix in which each entry is obtained by multiplying the entries of a row of A by the corresponding entries of a column of B and then adding

Quartile
The first quartile is the median of the lower half of a set of data, the second quartile is the median, and the third quartile is the median of the upper half of the data.

Rectangular coordinate system
See Cartesian coordinate system.

Riemann sum
A sum where the interval is divided into n subintervals of equal length and is in the ith subinterval.

Standard form of a polynomial function
ƒ(x) = an x n + an1x n1 + Á + a1x + a0

Stretch of factor c
A transformation of a graph obtained by multiplying all the xcoordinates (horizontal stretch) by the constant 1/c, or all of the ycoordinates (vertical stretch) of the points by a constant c, c, > 1.

Vertex of an angle
See Angle.