Work the application and answer with a complete sentence.What is the difference between a daytime temperature of 11° F and a nighttime temperature of -2° F?
A. The difference in temperature is 13°F.
B. The difference in temperature is -13°F.
C. The difference in temperature is 9°F.
D. The difference in temperature is -9°F.
Answer: A
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Solve the equation.4(1 + 2x) = 1024
A. {-2} B. {8} C. {256} D. {2}
Identify the type of surface represented by the given equation.
+ 
= 
A.
| Hyperbolic paraboloid |
B. Paraboloid
C. Elliptic cone
D. Ellipsoid
Solve the problem.A square with sides of length x has an area 
so the length x can be calculated from the area A as 
Find the length of the sides of a square which has an area of 2401 square inches.
A. 24.5 in. B. 49 in. C. 5,764,801 in. D. 98 in.
Decide whether the graph of the equation opens up, down, to the left, or to the right; and whether it is wider, narrower, or the same shape as the graph of 
(or 
).f(x) = -2x2 - 9x
A. Up; narrower B. Down; wider C. Down; narrower D. Up; wider