In this lesson, we will learn how to evaluate the trigonometric functions with special angles and how to use them to evaluate trigonometric expressions.
Students will be able to
Q1:
Find the value of costancsccos135+135+225+225∘∘∘∘.
Q2:
Calculate sincoscossin31545−120330∘∘∘∘.
Q3:
Calculate 4330240−270240+270135sinsincossecsincos∘∘∘∘∘∘.
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