Find the vertex of the parabola.-2x2 + 4x - y - 6 = 0
A. 
B. (1, -4)
C. 
D. 
Answer: B
Mathematics
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Solve.If y varies inversely as x and x is 6 when y is 12, what is x when y is 5?
A. 14.4 B. 2.5 C. 0.4 D. 9.6
Mathematics
Solve and simplify.m - 
= 
A. m = - 
B. m = 
C. m = 
D. m = - 
Mathematics
Evaluate the integral.
A. 6.13 B. 13.97 C. -7.87 D. -7
Mathematics
Find the expression.u = 
, v = 
Find 3u - 7v
A. 
B. 
C. 
D. 
Mathematics