Solve.A number less 3 is -15. Find the number.
A. 12
B. -12
C. 18
D. -18
Answer: B
Mathematics
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Sketch D and g(D) from the description of D and change of variables 
x = u2 - v2, y = 2uv where D is the rectangle 0 ? u ? 1, 0 ? v ? 1
A.
 ? |  |
B. None of these.
C.
 ? |  |
D.
 ? |  |
Mathematics
Write the equation of the line using the information given about its graph.Slope - 
, y-intercept 3
A. y = 
x - 3
B. y = - 
x + 3
C. y = - 
x - 3
D. y = 
x + 3
Mathematics
Write the expression as a single logarithm with coefficient 1. Assume all variables represent positive real numbers with 
and 
.(loga x - loga y) + 5 loga z
A. loga 
B. loga (x + z5 - y)
C. loga 
D. loga 
Mathematics
Use synthetic division to determine whether x - c is a factor of the given polynomial.x3 - 7x2 - 9x + 63; x + 3
A. Yes B. No
Mathematics