Write the Expression as the Sine, Cosine, or Tangent of a Double

question 113

Multiple Choice

Write the expression as the sine, cosine, or tangent of a double angle. Then find the exact value of the expression.
- $2 \sin 75 ^ { \circ } \cos 75 ^ { \circ }$

• A) \(\frac { 1 } { 2 }\)
• B) \(- \frac { \sqrt { 3 } } { 2 }\)
• C) \(- \frac { 1 } { 2 }\)
• D) \(\frac { \sqrt { 3 } } { 2 }\)

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Definitions:

Call Premium

The extra amount over the par value that a buyer must pay to purchase a call option, which gives the right, but not the obligation, to buy an asset at a specified price.

Zero-Coupon Bond

A type of bond that is sold at a discount to its face value, pays no interest (coupon), and is redeemed at its face value at maturity.

Face Value

The nominal value or dollar value of a security stated by the issuer, also known as the "par value" especially in the context of bonds.

Quoted

The stated price at which a security is offered for sale on a stock exchange or in the financial markets.