Solve the equation. Express radicals in simplest form.x2 + 2 = 18
A. ±4
B. 9
C. ±3
D. 4
Answer: A
Mathematics
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Solve the problem.Let f(x) = x2. Is the sequence f(1), f(2), f(3), ... arithmetic?
A. Yes B. No
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = |x| + 3
A. 
B. 
C. 
D. 
Mathematics
Find the missing factor.x2 - 12x + 36 = (x - 6)( )
A. 6 - x B. x - 6 C. x + 6 D. x2 + 6
Mathematics
Find the nth term and the indicated term of the arithmetic sequence whose initial term, a, and common difference, d, are given.a = -4; d = 5an = ?; a8 = ?
A. an = -9 - 5n; a8 = 31 B. an = -9 + 5n; a8 = 56 C. an = -4 + 5n; a8 = 31 D. an = -9 + 5n; a8 = 31
Mathematics