10 Videos for "the sine of a sum formula"

The Sine Addition Formulas  Concept
Math › Precalculus › Advanced Trigonometry
How to derive the sine of a sum formula. 
The Sine Addition Formulas  Concept
Math › Trigonometry › Advanced Trigonometry
How to derive the sine of a sum formula. 
The Sine Addition Formulas  Problem 1
Math › Trigonometry › Advanced Trigonometry
How to use the sine of a sum formula to simplify an expression or to find the sine of an angle. 
The Sine Addition Formulas  Problem 1
Math › Precalculus › Advanced Trigonometry
How to use the sine of a sum formula to simplify an expression or to find the sine of an angle. 
The Sine Addition Formulas  Problem 2
Math › Trigonometry › Advanced Trigonometry
How to derive the sine of a difference formula and use it to find the sine of an angle. 
The Sine Addition Formulas  Problem 2
Math › Precalculus › Advanced Trigonometry
How to derive the sine of a difference formula and use it to find the sine of an angle. 
The Sine Addition Formulas  Problem 3
Math › Trigonometry › Advanced Trigonometry
How to evaluate sin(a ? b) and sin(a + b) when you know only cos(a) and sin(b). 
The Sine Addition Formulas  Problem 3
Math › Precalculus › Advanced Trigonometry
How to evaluate sin(a ? b) and sin(a + b) when you know only cos(a) and sin(b). 
The DoubleAngle Formulas  Concept
Math › Trigonometry › Advanced Trigonometry
How to use the sine and cosine addition formulas to prove the doubleangle formulas. 
The DoubleAngle Formulas  Concept
Math › Precalculus › Advanced Trigonometry
How to use the sine and cosine addition formulas to prove the doubleangle formulas.