Find the area.

A. 250 cm2 
B. 200 cm2
C. 760 cm2 
D. 380 cm2 


Answer: D

Mathematics

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Find the average value of    over the given region. over the rectangular solid in the first octant bounded by the coordinate planes and the planes  

A. 25 B. 1250 C. 250 D. 125

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Find A-1 if it exists.A = 

A.

B.

C.

D. Does not exist

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For the functions f(x) and g(x), evaluate the indicated function.Find (-2) when f(x) = 2x - 7 and g(x) = 4x2 + 14x + 3.

A. -  
B. -  
C. - 
D.  

Mathematics

For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = x2 - 7, g(x) = 4x + 5Find (f + g)(4).

A. 78 B. 18 C. 30 D. 14

Mathematics