Find the LCD. Build up the fractions to equivalent fractions having the LCD as the denominator.
and 
A. and
B. and
C. and
D. and
Answer: A
Mathematics
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Solve the equation by completing the square.6x2 + 12x = -1
A.
B. ?
C.
D.
Mathematics
Solve the problem.Wayne has $11.80 in his wallet. Janice has a debt note for $25.28 in her wallet. Find the difference between these amounts.
A. -$37.08 B. $13.48 C. -$13.48 D. $37.08
Mathematics
Perform the indicated operation. Assume that all variables are nonnegative.-16 - 2
A. 15
B. -14
C. 17
D. -18
Mathematics
Assume that Earth is a sphere with a radius of 4500 miles. The center of Earth is placed at the origin of a three-dimensional coordinate system. What is the equation of the sphere? ?
A.
B.
C.
D.
E.
Mathematics