Find the indicated part of the arithmetic sequence.Find a formula for an, given that a3 = -19 and a7 = -43.
A. an = -6n - 1
B. an = -24n + 5
C. an = 6n - 49
D. an = -6n - 13
Answer: A
Mathematics
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Simplify the expression.  figure 1.png)
What will be an ideal response?
Mathematics
Write in radical form. Assume all variables represent positive real numbers.(5m4 + 4k2)4/3
A. 
B. 
4
C. 
D. 
3
Mathematics
Find the vertical asymptotes, if any, of the graph of the rational function.f(x) = 
A. x = -1, x = 1 B. x = 1 C. x = -1 D. no vertical asymptote
Mathematics
Solve the linear programming problem.Maximize and minimize z = 21x + 15y subject to: x ? 0,
y ? 0,
2x + 3y ? 6,
x ? 10,
y ? 5.
A. maximum: 75; minimum: 45 B. maximum: 285; minimum: 30 C. maximum: 285; minimum: 210 D. maximum: 210; minimum: 45
Mathematics