Simplify the complex rational expression.

A. 21x
B.
C.
D.


Answer: B

Mathematics

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Provide an appropriate response.Find all points (x, y) on the graph of y =  with tangent lines perpendicular to the line 

A. (0, 0), (14, 2) B. (0, 0), (7, 2) C. (14, 2) D. (0, 0)

Mathematics

Solve the equation. = 

A. x = -4, x = -6
B. x = 4, x = 6
C. x = -4, x = 6
D. x = - , x = 

Mathematics

Write as an addition problem and find the sum.Jane lost 8 pounds the first week and gained 7 pounds the second week. What was her net gain or loss?

A. 8 + -7 =  pounds
B.  + 7 = -1 pounds
C. 8 + -7 = 15 pounds
D.  + 7 = 1 pounds

Mathematics

The graph of a function is given. Find the indicated function value.f(-0.9)

A. 2.1 B. 2.641 C. 1 D. -1.34

Mathematics