Factor completely.u2 - 2uv - 80v2
A. (u - 8v)(u + v)
B. (u + 8v)(u - 10v)
C. (u - v)(u + 10v)
D. (u - 8v)(u + 10v)
Answer: B
Mathematics
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Find the equation of the axis of symmetry of the parabola.y = -3x2 + 6x - 9
A. x = 6 B. x = 2 C. x = - 1 D. x = 1
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Sketch the graph of the function.y = 
A. 
B. 
C. 
D. 
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Multiply. Write a mixed numeral for the answer.8
? 
A. -41
B. -40
C. -32
D. -39
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Set up the percent proportion, and write "unknown" for the value that is not given. Recall that the percent proportion is 
= 
. Do not try to solve for any unknowns.43.8% of 70 is what?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics