A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 5, an+1 = -an
A. 5, -25, 125, -625, 3125
B. 5, 0, -5, -10, -15
C. -5, 5, -5, 5, -5
D. 5, -5, 5, -5, 5
Answer: D
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Find the equation of the line specified.The line passes through the points (-2, 3) and (-3, 5)
A. y = -2x - 1 B. y = -2x + 3 C. y = -4x - 1 D. y = -2x + 7
State the solution set of the inequality in interval notation and sketch its graph.x2 + 6x + 5 > 0
A. (-?, -5) ? (-1, ?)
B. (-5, -1)
C. (-1, ?)
D. (-?, -5)
For the given pair of points, find the equation of the line 
that goes through the points by solving a system of equations.(2, 3) and (3, 4)
A. y = x + 5 B. y = -x + 1 C. y = x + 3 D. y = x + 1
If the addition or subtraction of two linear equations results in the equation 
, then the graphs of those equations are _______.
?
A. equal B. parallel C. not parallel D. perpendicular E. none of these