How can the expression '3X minus X' be simplified?
Learn how to use sum and difference formulas to write as one trigonometric expression
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Mathematics
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11th Grade - University
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Hard
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The video tutorial explains how to identify and apply the sine difference formula in trigonometry. It begins by discussing the appearance of trigonometric functions and formulas, then focuses on recognizing the sine difference formula. Finally, it demonstrates how to apply this formula to simplify expressions, specifically transforming 3X minus X into 2X.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the final form of the expression when written as a single trigonometric function?
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