Determine whether the lines through each pair of points are perpendicular.(-10, 8) and (-14, 0); (1, 7) and (3, 3)
A. perpendicular
B. not perpendicular
Answer: B
Mathematics
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Find the limit.
A. 1 B. 2 C. -1 D. No limit
Mathematics
Identify the polynomial as a monomial, binomial, trinomial, or none of these.9z4 + 7z3 + 2z2 + 9
A. Trinomial B. Binomial C. None of these D. Monomial
Mathematics
Graph the solution set of the system of inequalities. x + y ? 43x - 5y ? -15
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
A. x
B. 
C. x6
D. x4
Mathematics