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Popular Functions >

periodicity of f(x)=2cos(x/4)

Solution

periodicity

f (x) = 2 cos (\frac{x}{4})

Solution

8 π

+1

Decimal

25.13274 \dots

Solution steps

Periodicity of

a \cdot cos (b x + c) + d = \frac{periodicity of cos ( x )}{∣ b ∣}

Periodicity of

cos (x)

is

2 π

= \frac{2 π}{\frac{1}{4}}

Simplify

= 8 π

Graph

Popular Examples

asymptotes of f(x)=(t^2-4t)/(t^4-256)

critical (x^3)/(x^2+3)

range of-2^{-x+3}-2

inverse of f(x)=2(x+1)

Frequently Asked Questions (FAQ)

What is the periodicity of f(x)=2cos(x/4) ?
The periodicity of f(x)=2cos(x/4) is 8pi