Find the least common multiple.x2- 5x+ 4, x2+ 2x- 24

A. (x - 1)(x - 4)
B. (x - 1)(x - 4)(x + 6)
C. (x - 4)(x + 6)
D. (x + 1)(x + 4)(x + 6)


Answer: B

Mathematics

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Use the inverse trig functions to express the angle in terms of the indicated unknown side. ?Given that y = 9, express angle A in terms of x. Use one of the inverse trig functions tan-1, sin-1, or cos-1.

A. A = sin-1 
B. A = tan-1 
C. A = tan-1 
D. A = sin-1 

Mathematics

Solve the problem.Let f(x,y) = ln (x2 + y2). Which one of the following curves is a simple closed path in the domain of the function f?

A. The unit circle (x - 5)2 + y2 = 1
B. The ellipse  +   = 1
C. The rectangle with vertices at (-3, 2), (3, 2), (3, -2), and (-3, -2)
D. The unit circle x2 + y2 = 1

Mathematics

Write an inequality involving absolute value that describes the graph shown.

A.  > 2
B.  < 2
C.  < -6
D.  < 2

Mathematics

Provide an appropriate response.Find the mean of the following (round to nearest tenth): 53, 89, 72, 16, 59

Fill in the blank(s) with the appropriate word(s).

Mathematics