Add the rational expressions:

a.

b.

c.

d.


a.

Mathematics

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Find the unknown side for the following figure.A = 38 in.2

A. x = 4 in. B. x = 21 in. C. x = 19 in. D. x = 2 in.

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Decompose into partial fractions.

A.  - 
B.  + 
C.  - 
D.  - 

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Find the area of the specified region.Inside the smaller loop of the limacon r = 3 + 6 sin ?

A.
B. 3(3 - ?)
C. (2? - 3)
D. 9?

Mathematics

Solve the problem.A man 6 ft tall walks at a rate of 5 ft/s away from a lamppost that is 18 ft high. At what rate is the length of his shadow changing when he is 35 ft away from the lamppost?

A.  ft/s
B.  ft/s
C.  ft/s
D.  ft/s

Mathematics