Simplify. Assume that any variables are positive.- 

A. -7
B. - 
C. -20
D. - 


Answer: B

Mathematics

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The problem tells by what factor and direction the graph of the given function is to be stretched or compressed. Give an equation for the stretched or compressed graph.y = x2 - 3compressed vertically by a factor of 2

A. y = 2x2 - 6
B. y =  - 3
C. y =  - 
D. y = 4x2 - 3

Mathematics

Provide an appropriate response.Find the absolute maximum and minimum values of f(x) = ln (sin x) on [].

A. Maximum = 0 at x = , minimum = -ln 2 at x = 
B. Maximum = 0 at x = 0, minimum = -ln 2 at x = 
C. Maximum = 0 at x = , minimum = ln  at x = 
D. Maximum = 0 at x = , minimum = -ln 2 at x = 

Mathematics

Graph the system of inequalities.xy < 7y ? x2 - 4

A.

B.

C.

D.

Mathematics

Add or subtract as indicated.-20 + 11 - 13 - (-7)

A. -29 B. -3 C. -25 D. -15

Mathematics