Find $\sin 2 x$ $\cos 2 x$ And $\tan 2 x$ , Given That

question 55

Essay

Find $\sin 2 x$ , $\cos 2 x$ and $\tan 2 x$ , given that $\tan \theta = \frac { 1 } { 2 }$ and $\sin \theta < 0$ .

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Definitions:

T Test

A statistical test used to compare the means of two groups and determine if the differences between them are statistically significant.

Research Hypothesis

A specific, testable prediction about what you expect to happen in your study, often regarding the relationship or effect of variables.

One-Tailed Test

A directional test, reflecting a directional hypothesis.

Two-Tailed Test

A nondirectional test, reflecting a nondirectional hypothesis.