SOLUTION: Pls help me Proof: Sin(A+B)= SinA CosB+ CosA SinB
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Question 1069920: Pls help me Proof: Sin(A+B)= SinA CosB+ CosA SinB
Answer by ikleyn(52877) (Show Source): You can put this solution on YOUR website!
.
See the lesson
- Addition and subtraction formulas
in this site.
Also, you have this free of charge online textbook in ALGEBRA-II in this site
- ALGEBRA-II - YOUR ONLINE TEXTBOOK.
The referred lesson is the part of this online textbook under the topic
"Trigonometry. Formulas for trigonometric functions".
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