Use the quadratic formula to find the roots of the equation. Find a decimal approximation to the nearest thousandth.x2 + 12x + 23 = 0
A. x = -9.606, x = -2.394
B. x = 9.606
C. x = -7.204
D. x = 1.204, x = 10.796
Answer: A
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Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = -2x - 2, [0, 2], left-hand endpoint
A. 
B. 
C. 
D. 
Use the symbol < or > to show the relationship between each pair of numbers.-2 _____ 2
A. -2 < 2 B. -2 > 2
Translate to a system of two equations, then solve.Justin and Tisha are hiking north along the same trail. Tisha is hiking at a comfortable rate of 2 mph and passes a large hollow hickory tree at 4:36 PM. Justin is speeding along at a brisk rate of 4 mph and passes the tree at 5:06 PM. At what time will Justin catch up to Tisha?
A. 5:31 PM B. 5:36 PM C. 5:51 PM D. 5:46 PM
Graph.y = (x - 5)2 
A. 
B. 
C. 
D. 