# trigonometric problems   99 videos

• #### Mixture Problems

##### AlgebraWord Problems Using Systems of Equations

How to solve word problems when mixing two quantities with different prices.

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• #### Reaction Rate Problems

##### ChemistryChemical Reaction Rates

How to solve reaction rate problems.

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• #### Related Rates Problems

##### AP Calculus ABAP Calculus Videos
Sphere conical reservoir pythagorean trigonometric problems
• #### Trigonometric Form of Complex Numbers

##### PrecalculusPolar Coordinates and Complex Numbers

How to express a complex number in trigonometric form.

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• #### Applied Linear Equations: Investment Problem

##### PrecalculusLinear Equations and Inequalities

How to solve an interest problem when given the total amount deposited.

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• #### Applied Linear Equations: Tax Problem

##### PrecalculusLinear Equations and Inequalities

How to solve a word problem about finding the tax on a purchase.

word problem tax
• #### Applied Linear Equations: Investment Problem

##### Algebra 2Linear Equations

How to solve an interest problem when given the total amount deposited.

word problem investment interest
• #### Applied Linear Equations: Tax Problem

##### Algebra 2Linear Equations

How to solve a word problem about finding the tax on a purchase.

word problem tax
• #### Applied Linear Equations: Mixture Problem

##### PrecalculusLinear Equations and Inequalities

How to solve a mixture problem when the size difference between the two containers is known.

word problem mixture
• #### Applied Linear Equations: Mixture Problem

##### Algebra 2Linear Equations

How to solve a mixture problem when the size difference between the two containers is known.

word problem mixture
• #### Trigonometric Identities

##### TrigonometryTrigonometric Functions

How to use the unit circle to derive the tangent identity and the Pythagorean identity.

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• #### Trigonometric Identities

##### PrecalculusTrigonometric Functions

How to use the unit circle to derive the tangent identity and the Pythagorean identity.

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• #### Work Word Problems

##### AlgebraWord Problems Using Systems of Equations

How to solve word problems when 2 people are doing a work job together.

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• #### Converting Complex Numbers From Rectangular Form to Trigonometric

##### PrecalculusPolar Coordinates and Complex Numbers

How to convert a complex number from rectangular form to trigonometric form.

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• #### Rate Word Problems

##### AlgebraWord Problems Using Systems of Equations

How to solve word problems involving rates of travel, possibly including wind or water current.

rate ratio d=rt word problem system of equations
• #### Applied Linear Equations: Collection Problem

##### PrecalculusLinear Equations and Inequalities

How to solve a word problem about how many dimes and quarters it takes to make a certain denomination.

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• #### Applied Linear Equations: Collection Problem

##### Algebra 2Linear Equations

How to solve a word problem about how many dimes and quarters it takes to make a certain denomination.

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• #### Applied Linear Equations: Geometry Problem

##### PrecalculusLinear Equations and Inequalities

How to find the angles of a triangle by creating a linear equation.

word problem angle measure
• #### Applied Linear Equations: Geometry Problem

##### Algebra 2Linear Equations

How to find the angles of a triangle by creating a linear equation.

word problem angle measure
• #### The Reciprocal Trigonometric Functions

##### TrigonometryTrigonometric Functions

How to define the reciprocal trigonometric functions, the reciprocal identities, and the Pythagorean identities.

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