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Popular >

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

Solution

periodicity

f (x) = cos (2 x)

Solution

π

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}{∣ 2 ∣}

Simplify

= π

Popular Examples

asymptotes of f(x)= 1/x+9 asymptotes

f (x) = \frac{1}{x} + 9

midpoint (-4,-2),(3,3)midpoint

(- 4, - 2), (3, 3)

asymptotes of f(x)=(e^x)/(1-x)asymptotes

f (x) = \frac{e ^{x}}{1 - x}

inverse of (x^2-16)/(7x^2)inverse

\frac{x ^{2} - 16}{7 x ^{2}}

domain of (x^2-1)/(x^2-4)domain

\frac{x ^{2} - 1}{x ^{2} - 4}

Frequently Asked Questions (FAQ)

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