Back to Explain symmetry and periodicity — Problem 4 · Task Set 69

HSF.TF.A.4 Tutor Intake — Symmetry and Periodicity of Trig Functions

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Grade 9·11 problems·~14 min·Common Core Math - HS Functions·group·hsf-tf-a-4
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A

Concepts

1.

Complete the sentence: Cosine is an [BLANK_1] function because cos(x)=cos(x)\cos(-x) = \cos(x),
while sine is an [BLANK_2] function because sin(x)=sin(x)\sin(-x) = -\sin(x).

Blank 1:
Blank 2: