When does cosine of X equal zero, and what are the corresponding angle values?
Pre-Calculus - Solve an Equation Using the Double Angle Formula of Sine
Interactive Video
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Mathematics, Science
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11th Grade - University
•
Hard
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The video tutorial reviews solving trigonometric equations with multiple angles, focusing on using double angle formulas. The instructor demonstrates how to rewrite equations using these formulas, factor them, and apply the zero product property to find solutions within a specified interval. The tutorial emphasizes understanding the relationship between sine and cosine functions and their solutions.
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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
Describe the general solution for the angles where sine of X equals -1.
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