Use a Calculator to Evaluate the Trigonometric Function

question 33

Multiple Choice

Use a calculator to evaluate the trigonometric function. Round your answer to four decimal places. (Be sure the calculator is set in the correct angle mode.)

• A)-0.0639
• B)0.5000
• C)0.9980
• D)2.0000
• E)-0.8660

---

Definitions:

Anomeric Carbon

The carbon atom in a cyclic saccharide that is connected to two oxygen atoms, one in an ether linkage and the other in a hydroxyl group, and its configuration determines the alpha or beta form of the saccharide.

Glycoside

A molecule in which a sugar is bound to another functional group or molecule through a glycosidic bond.

D-Aldopentose

A type of aldopentose, which is a 5-carbon sugar with an aldehyde group, having the 'D' configuration.

Alditol

A type of sugar alcohol resulting from the reduction of an aldose, wherein the aldehyde group is converted into a hydroxyl group.