Factor the expression completely.z2 - 2z - 48
A. (z - 6)(z + 8)
B. (z - 6)(z - 8)
C. (z - 48)(z + 1)
D. (z + 6)(z - 8)
Answer: D
Mathematics
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Use the integral test to determine whether the series converges.
A. diverges B. converges
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Find a linear function whose graph has the given slope and y-intercept.Slope 5, y-intercept 
A. f(x) = - 
x + 5
B. f(x) = - 
x - 5
C. f(x) = 5x + 
D. f(x) = 5x - 
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Use Heron's formula to determine the area of the triangle. If necessary, round the answer to two decimal places. 
A. 195.03 B. 14.98 C. 44.74 D. 4.86
Mathematics
Solve the inequality.|x + 3| < 0
A. (3, ?) B. (3, -3) C. (-?, -3) D. ?
Mathematics