Solve the inequality and draw a number line graph of the solution.42a + 18 > 6(6a + 11)
A. x < 8
B. x > 8
C. x > 42
D. x < 42
Answer: B
Mathematics
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Find the vertex of the parabola associated with the quadratic equation.y = x2 + 2x - 3
A. (1, -4) B. (1, 4) C. (-1, -3) D. (-1, -4)
Mathematics
Identify the row operation that produces the resulting matrix.
? 
A. (-1)R2 ? R2 B. R1 + (-1)R2 ? R2 C. (-1)R1 + R2 ? R2 D. R1 + (-1)R2 ? R1
Mathematics
Solve the rational inequality.
< 0
A. (-8, 0) B. (-?, -8) C. (-?, ?) D. ?
Mathematics
Use your grapher to graph: (x) = 2x3 ? 5x2 + x ? 4.
Then sketch the graph below.
Mathematics