Which formula gives the zeros of [tex]y=\sin(x)[/tex]?

A. [tex]k \pi[/tex] for any positive integer [tex]k[/tex]
B. [tex]k \pi[/tex] for any integer [tex]k[/tex]
C. [tex]\frac{k \pi}{2}[/tex] for any positive integer [tex]k[/tex]
D. [tex]\frac{k \pi}{2}[/tex] for any integer [tex]k[/tex]



Answer :

To find the zeros of the function [tex]\( y = \sin(x) \)[/tex], we need to determine the values of [tex]\( x \)[/tex] at which [tex]\( \sin(x) = 0 \)[/tex].

1. Recall that the sine function equals zero at integer multiples of [tex]\(\pi\)[/tex]. That is to say:
[tex]\[ \sin(k\pi) = 0 \][/tex]
for any integer [tex]\( k \)[/tex].

2. Since [tex]\( k \)[/tex] can take any integer value, including negative values, positive values, and zero, this means:
[tex]\[ x = k\pi \][/tex]
for any integer [tex]\( k \)[/tex].

3. Now, let us review the provided answer choices:
- [tex]\( k\pi \)[/tex] for any positive integer [tex]\( k \)[/tex]
- [tex]\( k\pi \)[/tex] for any integer [tex]\( k \)[/tex]
- [tex]\( \frac{k\pi}{2} \)[/tex] for any positive integer [tex]\( k \)[/tex]
- [tex]\( \frac{k\pi}{2} \)[/tex] for any integer [tex]\( k \)[/tex]

4. We know that the zeros of the sine function specifically occur at integer multiples of [tex]\(\pi\)[/tex]. Therefore, the correct formula should represent all integers [tex]\( k \)[/tex].

The correct formula that gives the zeros of [tex]\( y = \sin(x) \)[/tex] is:
[tex]\[ k\pi \text{ for any integer } k \][/tex]

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