Solve the equation. Use words or set notation to identify equations that have no solution, or equations that are true for all real numbers. 4(x + 1) = 23x + 23 - 19x - 19
A. {0}
B. ?
C. {1}
D. {x|x is a real number}
Answer: D
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Divide. Leave the answer in factored form when appropriate.
÷ 
A. 
B. 
C. 
D. 
Solve the problem.The product of two consecutive odd integers is 195. Find all pairs of integers that satisfy this condition.
A. -15 and 13, -13 and 15 B. -15 and -13, 13 and 15 C. -15 and 13 D. -15 and 15
Solve the problem.An open-topped box has a square base and a height of 44 inches. If each of the bottom edges of the box has a length x inches, find the amount of material needed to construct the box. Write the answer in factored form.
A. x(x + 88) sq. in. B. x(x + 176) sq. in. C. (x2 + 176) sq. in. D. x(x + 44) sq. in.
The temperature at 5 A.M. on a certain December day was measured at 18°F. In the next t hr, the temperature was given by the function
?
?
where T is measured in degrees Fahrenheit. At what time was the temperature 0 °F?
?
_____ : _____ P.M.
What will be an ideal response?