Solve the problem.Find the center of mass of a thin triangular plate bounded by the coordinate axes and the line  if .

A.  = 2,  = 2
B.  =  = 
C.  =  = 
D.  = 1,  = 1


Answer: B

Mathematics

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Simplify the expression. Assume all variables represent positive real numbers.

A.
B.
C. 5
D. 5

Mathematics

Match the given equation with one of the graphs.x2 - y2 = 144

A.

B.

C.

D.

Mathematics

For the pair of functions, perform the indicated operation.f(x) = 7 - 7x, g(x) = -5x2 + 7Find (f + g)(x).

A. -12x2 - 7x + 14 B. -12x + 14 C. -5x2 - 7x + 14 D. -5x2 + 7

Mathematics

Provide an appropriate response.If  = x2 - 4x + 1 and y(3) = 8, find y.

What will be an ideal response?

Mathematics