Find an equation for the graph.

A. y = 4 cos 
B. y = -4 cos (2x)
C. y = 4 cos (2x)
D. y = 4 sin (2x)


Answer: C

Mathematics

You might also like to view...

Along with differences in cultures, the major impediment to the transfer of knowledge or sharing of other resources between companies in an international strategic alliance is

A. language differences. B. legal restrictions. C. lack of trust. D. racial and ethnic prejudices.

Mathematics

Solve the problem. Round money amounts to the nearest cent.Bulk flour is on special at $0.87 per kilogram. Freida scooped some onto a scale. How much will she pay for 7,070 g of flour?

A. $6.09 B. $6.15 C. $3.08 D. $6.70

Mathematics

Solve the equation.log (3x - 4) - log 6x = 2

A.
B.
C. ?
D.

Mathematics

Find the nth term and the indicated term of the arithmetic sequence whose initial term, a, and common difference, d, are given.a = -4; d = 5an = ?; a8 = ?

A. an = -9 - 5n; a8 = 31 B. an = -9 + 5n; a8 = 56 C. an = -4 + 5n; a8 = 31 D. an = -9 + 5n; a8 = 31

Mathematics