Simplify the complex fraction.
A. 
B. 
C. 48y(y + 3)
D. 
Answer: B
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Find the direction the parabola opens, the coordinates of the vertex, the equation of the axis of symmetry and draw the graph.x = -y2 - 2y - 6
A. 
opens left; vertex (7, 1);
axis of symmetry y = 1
B. 
opens right; vertex (- 7, 1);
axis of symmetry y = 1
C. 
opens left; vertex (- 5, -1);
axis of symmetry y = -1
D. 
opens left; vertex (7, -1);
axis of symmetry y = -1
Solve the problem.Barnes and Able sell life, health, and auto insurance. Their sales, in dollars, for May and June are given in the following matrices. Life Health AutoMay: 
June: 
Find a matrix that gives total sales, in dollars, of each type of insurance by each salesman for the two-month period.
A. 
B. 
C. 
D. 
Multiply using a special product formula.
2
A. 121x2 - 
B. 121x2 + 2x + 
C. 121x2 - 
x
D. 121x2 - 
x - 
Use a proportion to solve the problem.A bag of fertilizer covers 2000 square feet of lawn. How many bags of fertilizer should be purchased to cover a rectangular lawn 420 feet by 110 feet?
A. 24 bags B. 23 bags C. 2310 bags D. 231 bags