How to simplify a trigonometric expression by squaring a binomial

How to simplify a trigonometric expression by squaring a binomial

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to expand and simplify the expression (sin X + cos X)^2 using the FOIL method. It demonstrates combining like terms and applying trigonometric identities to simplify the expression further. The tutorial concludes with the final simplified form of the expression, emphasizing the importance of understanding trigonometric identities in simplification.

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OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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