Evaluate the algebraic expression under the given conditions.3(8x + 3y) for x = 3, y = -5

A. 27
B. -21
C. 99
D. -93


Answer: A

Mathematics

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Evaluate the improper integral or state that it is divergent.

A. - 
B.
C. 0
D. Divergent

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Calculate the area of the surface S.S is the portion of the paraboloid z = 2x2 + 2y2 that lies between z = 1 and z = 2.

A.
B.
C.
D.

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Find the value of the determinant.

A. -61 B. -31 C. 191 D. 31

Mathematics

Solve.When the temperature stays the same, the volume of a gas is inversely proportional to the pressure of the gas. If a balloon is filled with 48 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 24 cubic inches.

A. 26 pounds per square inch
B.  pounds per square inch
C. 28 pounds per square inch
D. 14 pounds per square inch

Mathematics