Use a Double-Angle Formula to Rewrite the Expression $6 \sin ^ { 2 } x - 3$

question 30

Multiple Choice

Use a double-angle formula to rewrite the expression.
$6 \sin ^ { 2 } x - 3$

• A) \(- 3 \cos 2 x\)
• B) \(3 \cos 2 x\)
• C) \(- 6 \cos x\)
• D) \(3 \cos x\)
• E) \(6 \cos 2 x\)

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Definitions:

Shaded Portion

The part of a diagram or graph that is marked with a pattern or color to indicate it is different from the rest, often related to probability, geometry, or statistics.

Total Area

The entire surface area of a two-dimensional shape or the combined surface areas of all faces of a three-dimensional object.

Ratio

The quantitative relation between two amounts, showing the number of times one value is contained within the other.

Average Cost Function

A function that calculates the total cost of producing goods divided by the quantity of goods produced.