Use the product-to-sum identities to rewrite the expression as the sum or difference of two functions.sin 6? sin 2?

A. sin2 12?2
B. [cos 4? - cos 8?]
C. [cos 8? - cos 4?]
D. [sin 8? + cos 4?]

Answer: B

Mathematics

You might also like to view...

Use l'Hopital's Rule to evaluate the limit.

A.
B.
C. - 
D. - 

View
Mathematics

Express as a sum of logarithms.log48x

A. log48 + log4x B. log48 - log4x C. log28 - log2x D. log28 + log2x

View
Mathematics

Use properties of logarithms to write each expression as a sum or difference of logarithms. Assume that variables represent positive real numbers.log6xy2

A. 2log3x - 2log3y B. log6x + 2log6y C. 2log6x - log6y D. log3x + log3y

View
Mathematics

Many companies have discovered that outsourcing lowers costs and

A. improves morale. B. improves quality. C. increases customer responsiveness. D. decreases turnover.

View
Mathematics