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(Solved): Select the Rule Prove the identity. sin(x+y)-sin(x-y)=2cosxsiny Note that each Statement must be bas ...



Select the Rule Prove the identity.

sin(x+y)-sin(x-y)=2cosxsiny

Note that each Statement must be based on a RL the right of the Rule. Prove the identity.

sin(x+y)-sin(x-y)=2cosxsiny

Note that each Statement must be based on a Rule chosen from the Rule menu. To see a detailed description of a Rule, select the More Information Button to the right of the Rule. Statement Rule

sin(x+y)-sin(x-y)

?

(?)/(?)

?^(?)

cos?

?sin?

?tan?

=

Select Rule

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