Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a9 when a1 = 2, r = -2.
A. 516
B. -14
C. -1,024
D. 512
Answer: D
Mathematics
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Write the two equations in slope-intercept form and then determine how many solutions the system has. x - 3y = 63y + 1 = x
A. Infinite number B. None C. One
Mathematics
Determine whether the graph of the polynomial has y-axis symmetry, origin symmetry, or neither.f(x) = (x + 1)(x - 7)(x - 1)2
A. origin symmetry B. y-axis symmetry C. neither
Mathematics
Use the distributive property to write the expression 
without parentheses. Simplify the result, if possible.
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Determine whether the statement is a proportion.
A. Yes B. No
Mathematics