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Popular >

f(α)=cos(2α)

Solution

f (α) = cos (2 α)

Solution

Period : 2 π

Domain : - \infty < α < \infty

Range : - 1 \leq f (x) \leq 1

Y Intercepts : (0, 1)

Asymptotes : Horizontal y = cos (2 α)

+1

Interval Notation

Domain : (- \infty, \infty)

Range : [- 1, 1]

Solution steps

Periodicity of

cos (2 α) : 2 π

Domain of

cos (2 α) : - \infty < α < \infty

Range of

cos (2 α) : - 1 \leq f (x) \leq 1

Axis interception points of

cos (2 α) :

Y Intercepts

: (0, 1)

Asymptotes of

cos (2 α) :

Horizontal

: y = cos (2 α)

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