Question

cos4x who x value is0​

Answer 1

Given,

• x value is 0.

To Find,

• cos4x

Solution,

$\cos(4x) = \cos(4 \times x) \\ \cos(4 \times 0) = \cos(0) \\ = 1$

Required Answer,

1

Answer 2

Answer:

Given,

x value is 0.

To Find,

cos4x

Solution,

\begin{gathered} \cos(4x) = \cos(4 \times x) \\ \cos(4 \times 0) = \cos(0) \\ = 1\end{gathered}

cos(4x)=cos(4×x)

cos(4×0)=cos(0)

=1

Required Answer,

1