Find the sum.-  + 

A.
B.
C. 1
D.


Answer: A

Mathematics

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Solve.2x + 5 = 3(x - 1)

A. -2 B. -8 C. 2 D. 8

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For the right triangular prism shown, the base is a right triangle with sides of lengths 3 in, 4 in, and 5 in. If the prism has a height of 6 inches, find its volume.

A. 24
B. 36
C. 72
D. 360

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Solve the problem by integration.Under specified conditions, the time t (in min) required to form x grams of a substance during a chemical reaction is given by   Find the equation relating t and x if x = 0 g when t = 0 min.

A. t =  ln  -  ln 
B. t =  ln  +  ln 
C. t =  ln  -  ln 
D. t =  ln  +  ln 

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Solve the quadratic equation by completing the square.x(x + 3) = 70

A. -7, 10 B. -10, 7 C. -10, 1 D. 10, 7

Mathematics