Write the first four terms of the recursive sequence.a1 = -2, an = 
for n ? 2
A. -2, - 
, - 
, - 
B. -2, - 1, - 
, - 
C. -2, -2, - 1, - 
D. -2, -2, - 
, - 
Answer: A
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Use the rules of exponents to simplify the expression. Write the answer with positive exponents. Assume that all variables represent positive real numbers.x1/3 ? x2/3
A. x2/9
B. 
C. x
D. x2/3
Give the equation of the horizontal asymptote, if any, of the function.f(x) = 
A. y = 8 B. y = 4 C. y = 1 D. none
Find the axis of symmetry of the parabola defined by the given quadratic function.f(x) = x2 + 7
A. x = 0 B. y = 7 C. x = -7 D. x = 7
Use the slope-intercept form, y = mx + b, to write the equation of the line satisfying the given information. Substitute the slope for m, the point for x and y and solve the equation for b.(-4, 2); slope = -3
A. y = -3x - 10 B. x = -3y + 10 C. y = -3x + 10 D. x = -3y - 10