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Given that [tex]\sin(x) = \frac{7}{11}[/tex], find [tex]\cos(90^\circ - x)[/tex].

A. [tex]\frac{4}{11}[/tex]

B. [tex]\frac{7}{11}[/tex]

C. [tex]\frac{11}{7}[/tex]

D. [tex]\frac{11}{4}[/tex]

Please select the best answer from the choices provided:

A

B

C

D


Sagot :

To solve the given problem, let's follow the step-by-step process:

We are given that [tex]\(\sin(x) = \frac{7}{11}\)[/tex]. We need to find the value of [tex]\(\cos(90^\circ - x)\)[/tex].

1. Understand Relationship between Sine and Cosine:

From trigonometric identities, we know that:

[tex]\[ \cos(90^\circ - x) = \sin(x) \][/tex]

2. Substitute the Given Value:

We already have [tex]\(\sin(x) = \frac{7}{11}\)[/tex]. Therefore, substituting this into the identity:

[tex]\[ \cos(90^\circ - x) = \sin(x) = \frac{7}{11} \][/tex]

3. Conclude the Answer:

Thus, the value of [tex]\(\cos(90^\circ - x)\)[/tex] is [tex]\(\frac{7}{11}\)[/tex].

The correct answer is [tex]\( \boxed{\frac{7}{11}} \)[/tex].

Considering the provided options, the best answer is:

B. [tex]\(\frac{7}{11}\)[/tex]