Find the indicated sum, difference, product, or quotient and then evaluate.f(x) = 2x - 6, g(x) = 5x2 + 14x + 5Find (f/g)(-2).

A.
B.  
C.  
D.  


Answer: C

Mathematics

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Solve.Find an equivalent expression for cos3 x in terms of function values of x, 2x, or 3x, raised only to the first power.

A.  cos x +  cos 3x
B.  cos x -  cos 3x - cos 2x
C.  cos x +  cos 3x + cos 2x
D.  cos x -  cos 3x

Mathematics

Find the sum.4k

A. -5461 B. 5459 C. 3261 D. -3277

Mathematics

Solve the problem.Two forces of 425 newtons and 267 newtons act at a point. The resultant force is 507 newtons. Find the angle between the forces.

A. 52.7° B. 163.7° C. 91.3° D. 88.7°

Mathematics

Determine whether the proportion is true or false by writing the ratios in lowest terms. = 

A. True B. False

Mathematics