Use Identities to Write Each Expression as a Function of $\cos 2 x = \sin 2 x \tan x$

question 301

Multiple Choice

Use identities to write each expression as a function of .
- $\cos 2 x = \sin 2 x \tan x$

• A) Identity
• B) Not an identity

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Definitions:

Groundwater

Water found below the surface of the earth, existing within spaces in soil and cracks within rock structures.

Sand and Gravel

Loose granular materials consisting of rock fragments. Sand particles are smaller than gravel particles.

Groundwater Flow

The movement of water through the pore spaces and fractures in underground soil and rock layers.

Subsidence

The gradual sinking of the ground's surface, which can occur due to natural processes like the compacting of sediment or human activities such as groundwater extraction.