 4.1: Using Radian or Degree Measure In Exercises 14, (a) sketch the angl...
 4.2: Using Radian or Degree Measure In Exercises 14, (a) sketch the angl...
 4.3: Using Radian or Degree Measure In Exercises 14, (a) sketch the angl...
 4.4: Using Radian or Degree Measure In Exercises 14, (a) sketch the angl...
 4.5: Converting from Degrees to Radians In Exercises 58, convert the ang...
 4.6: Converting from Degrees to Radians In Exercises 58, convert the ang...
 4.7: Converting from Degrees to Radians In Exercises 58, convert the ang...
 4.8: Converting from Degrees to Radians In Exercises 58, convert the ang...
 4.9: Converting from Radians to Degrees In Exercises 912, convert the an...
 4.10: Converting from Radians to Degrees In Exercises 912, convert the an...
 4.11: Converting from Radians to Degrees In Exercises 912, convert the an...
 4.12: Converting from Radians to Degrees In Exercises 912, convert the an...
 4.13: Converting to Form In Exercises 13 and 14, convert the angle measur...
 4.14: Converting to Form In Exercises 13 and 14, convert the angle measur...
 4.15: Arc Length Find the length of the arc on a circle of radius 20 inch...
 4.16: Phonograph Phonograph records are vinyl discs that rotate on a turn...
 4.17: Circular Sector Find the area of the sector of a circle of radius 1...
 4.18: Circular Sector Find the area of the sector of a circle of radius 6...
 4.19: Finding a Point on the Unit Circle In Exercises 1922, find the poin...
 4.20: Finding a Point on the Unit Circle In Exercises 1922, find the poin...
 4.21: Finding a Point on the Unit Circle In Exercises 1922, find the poin...
 4.22: Finding a Point on the Unit Circle In Exercises 1922, find the poin...
 4.23: Evaluating Trigonometric Functions In Exercises 23 and 24, evaluate...
 4.24: Evaluating Trigonometric Functions In Exercises 23 and 24, evaluate...
 4.25: Using Period to Evaluate Sine and Cosine In Exercises 2528, evaluat...
 4.26: Using Period to Evaluate Sine and Cosine In Exercises 2528, evaluat...
 4.27: Using Period to Evaluate Sine and Cosine In Exercises 2528, evaluat...
 4.28: Using Period to Evaluate Sine and Cosine In Exercises 2528, evaluat...
 4.29: Using a Calculator In Exercises 2932, use a calculator to evaluate ...
 4.30: Using a Calculator In Exercises 2932, use a calculator to evaluate ...
 4.31: Using a Calculator In Exercises 2932, use a calculator to evaluate ...
 4.32: Using a Calculator In Exercises 2932, use a calculator to evaluate ...
 4.33: Evaluating Trigonometric Functions In Exercises 33 and 34, find the...
 4.34: Evaluating Trigonometric Functions In Exercises 33 and 34, find the...
 4.35: Using a Calculator In Exercises 3538, use a calculator to evaluate ...
 4.36: Using a Calculator In Exercises 3538, use a calculator to evaluate ...
 4.37: Using a Calculator In Exercises 3538, use a calculator to evaluate ...
 4.38: Using a Calculator In Exercises 3538, use a calculator to evaluate ...
 4.39: Applying Trigonometric Identities In Exercises 39 and 40, use the g...
 4.40: Applying Trigonometric Identities In Exercises 39 and 40, use the g...
 4.41: Railroad Grade A train travels 3.5 kilometers on a straight track w...
 4.42: Guy Wire A guy wire runs from the ground to the top of a 25foot te...
 4.43: Evaluating Trigonometric Functions In Exercises 4346, the point is ...
 4.44: Evaluating Trigonometric Functions In Exercises 4346, the point is ...
 4.45: Evaluating Trigonometric Functions In Exercises 4346, the point is ...
 4.46: Evaluating Trigonometric Functions In Exercises 4346, the point is ...
 4.47: Evaluating Trigonometric Functions In Exercises 4750, find the valu...
 4.48: Evaluating Trigonometric Functions In Exercises 4750, find the valu...
 4.49: Evaluating Trigonometric Functions In Exercises 4750, find the valu...
 4.50: Evaluating Trigonometric Functions In Exercises 4750, find the valu...
 4.51: Finding a Reference Angle In Exercises 5154, find the reference ang...
 4.52: Finding a Reference Angle In Exercises 5154, find the reference ang...
 4.53: Finding a Reference Angle In Exercises 5154, find the reference ang...
 4.54: Finding a Reference Angle In Exercises 5154, find the reference ang...
 4.55: Using a Reference Angle In Exercises 5558, evaluate the sine, cosin...
 4.56: Using a Reference Angle In Exercises 5558, evaluate the sine, cosin...
 4.57: Using a Reference Angle In Exercises 5558, evaluate the sine, cosin...
 4.58: Using a Reference Angle In Exercises 5558, evaluate the sine, cosin...
 4.59: Using a Calculator In Exercises 5962, use a calculator to evaluate ...
 4.60: Using a Calculator In Exercises 5962, use a calculator to evaluate ...
 4.61: Using a Calculator In Exercises 5962, use a calculator to evaluate ...
 4.62: Using a Calculator In Exercises 5962, use a calculator to evaluate ...
 4.63: Sketching the Graph of a Sine or Cosine Function In Exercises 6368,...
 4.64: Sketching the Graph of a Sine or Cosine Function In Exercises 6368,...
 4.65: Sketching the Graph of a Sine or Cosine Function In Exercises 6368,...
 4.66: Sketching the Graph of a Sine or Cosine Function In Exercises 6368,...
 4.67: Sketching the Graph of a Sine or Cosine Function In Exercises 6368,...
 4.68: Sketching the Graph of a Sine or Cosine Function In Exercises 6368,...
 4.69: Sound Waves Sine functions of the form where is measured in seconds...
 4.70: Data Analysis: Meteorology The times of sunset (Greenwich Mean Time...
 4.71: Sketching the Graph of a Trigonometric Function In Exercises 7174, ...
 4.72: Sketching the Graph of a Trigonometric Function In Exercises 7174, ...
 4.73: Sketching the Graph of a Trigonometric Function In Exercises 7174, ...
 4.74: Sketching the Graph of a Trigonometric Function In Exercises 7174, ...
 4.75: Analyzing a Damped Trigonometric Graph In Exercises 75 and 76, use ...
 4.76: Analyzing a Damped Trigonometric Graph In Exercises 75 and 76, use ...
 4.77: Evaluating an Inverse Trigonometric Function In Exercises 7780, eva...
 4.78: Evaluating an Inverse Trigonometric Function In Exercises 7780, eva...
 4.79: Evaluating an Inverse Trigonometric Function In Exercises 7780, eva...
 4.80: Evaluating an Inverse Trigonometric Function In Exercises 7780, eva...
 4.81: Calculators and Inverse Trigonometric Functions In Exercises 8184, ...
 4.82: Calculators and Inverse Trigonometric Functions In Exercises 8184, ...
 4.83: Calculators and Inverse Trigonometric Functions In Exercises 8184, ...
 4.84: Calculators and Inverse Trigonometric Functions In Exercises 8184, ...
 4.85: Graphing an Inverse Trigonometric Function In Exercises 85 and 86, ...
 4.86: Graphing an Inverse Trigonometric Function In Exercises 85 and 86, ...
 4.87: Evaluating a Composition of Functions In Exercises 8790, find the e...
 4.88: Evaluating a Composition of Functions In Exercises 8790, find the e...
 4.89: Evaluating a Composition of Functions In Exercises 8790, find the e...
 4.90: Evaluating a Composition of Functions In Exercises 8790, find the e...
 4.91: Writing an Expression In Exercises 91 and 92, write an algebraic ex...
 4.92: Writing an Expression In Exercises 91 and 92, write an algebraic ex...
 4.93: Angle of Elevation The height of a radio transmission tower is 70 m...
 4.94: Height Your football has landed at the edge of the roof of your sch...
 4.95: Distance From city A to city B, a plane flies 650 miles at a bearin...
 4.96: Wave Motion Your fishing bobber oscillates in simple harmonic motio...
 4.97: True or False? In Exercises 97 and 98, determine whether the statem...
 4.98: True or False? In Exercises 97 and 98, determine whether the statem...
 4.99: Writing Describe the behavior of at the zeros of Explain your reaso...
 4.100: Conjecture (a) Use a graphing utility to complete the table. (b) Ma...
 4.101: Writing When graphing the sine and cosine functions, determining th...
 4.102: Oscillation of a Spring A weight is suspended from a ceiling by a s...
Solutions for Chapter 4: Trigonometry
Full solutions for Precalculus with Limits  3rd Edition
ISBN: 9781133947202
Solutions for Chapter 4: Trigonometry
Get Full SolutionsThis expansive textbook survival guide covers the following chapters and their solutions. Chapter 4: Trigonometry includes 102 full stepbystep solutions. This textbook survival guide was created for the textbook: Precalculus with Limits, edition: 3. Precalculus with Limits was written by and is associated to the ISBN: 9781133947202. Since 102 problems in chapter 4: Trigonometry have been answered, more than 36332 students have viewed full stepbystep solutions from this chapter.

Amplitude
See Sinusoid.

Annual percentage yield (APY)
The rate that would give the same return if interest were computed just once a year

Compound interest
Interest that becomes part of the investment

Compounded k times per year
Interest compounded using the formula A = Pa1 + rkbkt where k = 1 is compounded annually, k = 4 is compounded quarterly k = 12 is compounded monthly, etc.

Direct variation
See Power function.

Eccentricity
A nonnegative number that specifies how offcenter the focus of a conic is

Equilibrium point
A point where the supply curve and demand curve intersect. The corresponding price is the equilibrium price.

Extracting square roots
A method for solving equations in the form x 2 = k.

Focal width of a parabola
The length of the chord through the focus and perpendicular to the axis.

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

Inverse properties
a + 1a2 = 0, a # 1a

Multiplicative inverse of a real number
The reciprocal of b, or 1/b, b Z 0

Negative numbers
Real numbers shown to the left of the origin on a number line.

Polar distance formula
The distance between the points with polar coordinates (r1, ?1 ) and (r2, ?2 ) = 2r 12 + r 22  2r1r2 cos 1?1  ?22

Quadratic regression
A procedure for fitting a quadratic function to a set of data.

Reduced row echelon form
A matrix in row echelon form with every column that has a leading 1 having 0’s in all other positions.

Solve by elimination or substitution
Methods for solving systems of linear equations.

Terminal point
See Arrow.

Triangular number
A number that is a sum of the arithmetic series 1 + 2 + 3 + ... + n for some natural number n.

Xmin
The xvalue of the left side of the viewing window,.