Prove the trigonometric identity $\sin\left(x\right)=2\sin\left(\frac{x}{2}\right)\cos\left(\frac{x}{2}\right)$

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 Solution

 Videos

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Algebra 2 - Determine and describe the discriminant 5x^2 - x -1 = 0

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Tutorial - Simplify a rational trigonometric expression 24, ((sinx)^2 - (cosx)^2) / (1 - 2(cosx)^2)

https://www.youtube.com/watch?v=taFMJ3iNVhM

Prove the trigonometric identity $\sin\left(x\right)=2\sin\left(\frac{x}{2}\right)\cos\left(\frac{x}{2}\right)$

Related Videos

 Solution

 Videos

Pre-Calculus - How to simplify a trigonometric expression by squaring a binomial (sin(x)+cos(x))^2

Pre-Calculus - How to simplify a trig expression using co-function, sin((pi/2) -x)/cos((pi/2) -x)

Simplifying basic trig identities - Math homework answers sec(x) (sin(x)/tan(x))

How do we find the period of our trigonometric graphs sine and cosine

Algebra 2 - Determine and describe the discriminant 5x^2 - x -1 = 0

Tutorial - Simplify a rational trigonometric expression 24, ((sinx)^2 - (cosx)^2) / (1 - 2(cosx)^2)

 Function Plot

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 Main Topic: Numerical value of an algebraic expression

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Prove the trigonometric identity $\sin\left(x\right)=2\sin\left(\frac{x}{2}\right)\cos\left(\frac{x}{2}\right)$

Related Videos

 Solution

 Videos

Pre-Calculus - How to simplify a trigonometric expression by squaring a binomial (sin(x)+cos(x))^2

Pre-Calculus - How to simplify a trig expression using co-function, sin((pi/2) -x)/cos((pi/2) -x)

Simplifying basic trig identities - Math homework answers sec(x) (sin(x)/tan(x))

How do we find the period of our trigonometric graphs sine and cosine

Algebra 2 - Determine and describe the discriminant 5x^2 - x -1 = 0

Tutorial - Simplify a rational trigonometric expression 24, ((sinx)^2 - (cosx)^2) / (1 - 2(cosx)^2)

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 Function Plot

Plotting: $true$

Similar Problems Solved

 Main Topic: Numerical value of an algebraic expression

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