Calculate the flux of F across G.F(x, y, z) = 5xi + 5yj + 2k; G is the surface cut from the bottom of the paraboloid  by the plane 

A. 72?
B. 88?
C. 16?
D. -144?


Answer: C

Mathematics

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Find the acute angle, in radians, between the lines.5x + 2y = 9 and 6x + 5y = 7

A. 0.9510 radians B. 1.256 radians C. 0.3143 radians D. 1.885 radians

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Solve the problem.A survey of 240 families showed that 91 had a dog;  70 had a cat;  31 had a dog and a cat; 91 had neither a cat nor a dog nor a parakeet;  7 had a cat, a dog, and a parakeet.How many had a parakeet only?

A. 34 B. 24 C. 29 D. 19

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Use the rules for exponents to rewrite the expression and then evaluate the new expression.  

A.
B. -4
C. 2
D. - 

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Solve.c -  = 

A.
B.
C.
D.

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