Solve the quadratic equation by completing the square.z2 + 8z - 5 = 0
A. -4 ± 
B. 4 + 
C. -4 ± 2
D. -1 ± 
Answer: A
Mathematics
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Evaluate the improper integral.
A. -4 B. 4 C. -16 D. 16
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Find the standard form of the equation of the parabola and determine the coordinates of the focus.
a. 
b. 
c. 
d. 
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Solve the problem.A manufacturer of mechanical pencils found that the number of pencils sold at a price of m dollars is given by the polynomial 
Write the polynomial 18,000 + 180m in factored form.
A. 18(1000 + 10m) B. 18(1000 + m) C. 180(100 + m) D. 18,000(1 + m)
Mathematics
Use the graph and the factor theorem to list the factors of f(x).y = f(x)
A. x, (x + 4), (x - 3) B. x, (x - 4), (x - 3), (x + 3) C. (x + 4), (x + 3) D. x, (x + 4), (x - 3), (x + 3)
Mathematics