Rewrite with Only Sin X and Cos X $\cos 2 x - \sin x$

question 158

Multiple Choice

Rewrite with only sin x and cos x.
- $\cos 2 x - \sin x$

• A) \(\cos ^ { 2 } x + \sin ^ { 2 } x + \sin x\)
• B) \(\cos ^ { 2 } x - 3 \sin x\)
• C) \(\cos ^ { 2 } x - \sin ^ { 3 } x\)
• D) \(\cos ^ { 2 } x - \sin ^ { 2 } x - \sin x\)

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Definitions:

Shape Constancy

The perceptual phenomenon whereby the perceived shape of an object remains constant despite changes in the angle of view, distance, or lighting.

Trapezoidal Image

A digital or optical image characterized by a trapezoid shape, often as a result of perspective distortion in photography.

Retinal

Pertaining to the retina, the light-sensitive layer of tissue at the back of the inner eye.

Top-down Processing

An approach to perception that involves higher-level cognitive processes controlling lower-level systems, often utilizing pre-existing knowledge to interpret incoming information.