Refer the trapezoid shown below. Find x.
?
?
A. 42°
B. 138°
C. 142°
D. 125°
Answer: B
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Find the slope of the line.
A. -8 B. 8 C. 0 D. not defined
Match the equation to the graph.x2 = -8y
A. 
B. 
C. 
D. 
Factor the trinomial completely.45z8 + 57z5 + 18z2
A. 3(3z6 + 2)(5z2 + 3) B. 3z2(5z3 - 3)(3z3 - 2) C. 3z2(3z3 + 2)(5z3 + 3) D. (3z4 + 3)(5z4 + 3)
Solve the problem.A company that produces scientific calculators has two different manufacturing plants. The profit function for plant A when x calculators are manufactured and sold is 
The profit function for plant B when x calculators are manufactured and sold is 
For what number of calculators is the profit the same at both plants and what is the profit?
A. 0 calculators, $0 B. 300 calculators, $2000 C. 100 calculators, $1000 D. 200 calculators, $1500