• #### Using the Sine and Cosine Addition Formulas to Prove Identities - Concept

How to use the sine and cosine addition formulas to prove the cofunction identities.
• #### Using the Sine and Cosine Addition Formulas to Prove Identities - Concept

How to use the sine and cosine addition formulas to prove the cofunction identities.
• #### Using the Sine and Cosine Addition Formulas to Prove Identities - Problem 1

How to use the sine and cosine addition formulas to prove the "add pi" identities.
• #### Using the Sine and Cosine Addition Formulas to Prove Identities - Problem 1

How to use the sine and cosine addition formulas to prove the "add pi" identities.
• #### Using the Sine and Cosine Addition Formulas to Prove Identities - Problem 3

How to use the sine and cosine addition formulas to prove a difference formula for tangent.
• #### Using the Sine and Cosine Addition Formulas to Prove Identities - Problem 3

How to use the sine and cosine addition formulas to prove a difference formula for tangent.
• #### Using the Sine and Cosine Addition Formulas to Prove Identities - Problem 2

How to use the sine and cosine supplementary angle identities.
• #### Using the Sine and Cosine Addition Formulas to Prove Identities - Problem 2

How to use the sine and cosine supplementary angle identities.
• #### Mathematical Induction - Problem 2

##### Math›Precalculus›Sequences and Series
How to use mathematical induction to prove the equation for the sum of the first n odd integers.
• #### Mathematical Induction - Problem 2

##### Math›Algebra 2›Sequences and Series
How to use mathematical induction to prove the equation for the sum of the first n odd integers.
• #### Mathematical Induction - Problem 1

##### Math›Precalculus›Sequences and Series
How to use mathematical induction to prove the equation for the sum of the first n integers.
• #### Mathematical Induction - Problem 1

##### Math›Algebra 2›Sequences and Series
How to use mathematical induction to prove the equation for the sum of the first n integers.
• #### Cyclic Quadrilaterals and Parallel Lines in Circles - Concept

##### Math›Geometry›Circles
How to prove that opposite angles in a cyclic quadrilateral are congruent; how to prove that parallel lines create congruent arcs in a circle.
• #### Counterexample - Concept

##### Math›Geometry›Geometry Building Blocks
How to use a counterexample to prove a definition or conjecture incorrect.
• #### Mathematical Induction - Concept

##### Math›Precalculus›Sequences and Series
How to use mathematical induction.
• #### Surface Area of Cylinders - Concept

##### Math›Geometry›Area
How to prove the surface area of a cylinder formula.
• #### Mathematical Induction - Problem 3

##### Math›Precalculus›Sequences and Series
Using Mathematical Induction to prove an inequality when "n" is on both sides of the equation.
Tags:
• #### Mathematical Induction - Problem 3

##### Math›Algebra 2›Sequences and Series
Using Mathematical Induction to prove an inequality when "n" is on both sides of the equation.
Tags:
• #### Mathematical Induction - Concept

##### Math›Algebra 2›Sequences and Series
How to use mathematical induction.
• #### Two Column Proofs - Concept

##### Math›Geometry›Triangles
How to organize a two column proof.