Use substitution to factor the polynomial.60z6 + 123z4 + 60z2
A. 3(4z4 + 5)(5z2 + 4)
B. 3z2(5z2 - 4)(4z2 - 5)
C. (12z3 + 15)(5z3 + 4)
D. 3z2(4z2 + 5)(5z2 + 4)
Answer: D
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Combine like terms and write the resulting polynomial in descending order of degree.5x8 + 9x3 + 2x8
A. 16x19 B. 7x8 + 9x3 C. 16x3 D. Cannot be simplified
You leave your apartment at 10:00 am and take a leisurely stroll to get lunch at a pizza place that is 2500 yards west of your home. You have lunch there from 12:00 to 1:00 pm. You return home, arriving at 2:00 pm, and take a one-hour nap. Then you go to a friend's house, which is east of your home. You stay there from 4:00 pm on. Make a graph of distance west from your home versus time. Be sure to label your graph appropriately.
What will be an ideal response?
Find the surface area of the surface S.S is the area cut from the plane z = 5y by the cylinder x2 + y2 = 36.
A. 36
B. 6
?
C. 12
?
D. 36
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Provide an appropriate response.Sketch the region described by the inequalities 
What will be an ideal response?