Solve the problem.If three times the smaller of two consecutive integers is added to four times the larger, the result is 67. Find the smaller integer.
A. 8
B. 10
C. 9
D. 27
Answer: C
Mathematics
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Find the derivative.f(x) = 2x2 - 4x - 5
A. 4x2 - 4x - 5 B. 2x - 4 C. 4x - 4 D. 2x2 - 4
Mathematics
Combine like terms.-(-7m) + 9 + (-4n)
A. 11mn + 9 B. 7m + 4n + 3 C. 3mn + 9 D. 7m + (-4n) + 9
Mathematics
Solve the equation. Give an exact solution.log(x - 9) = 1 - log(x)
A. -10, 1 B. 10 C. -1, 10 D. -10
Mathematics
Solve the problem.Write a polynomial that represents the total area of the six sides of a cube if each side has length (n + 2).
A. 6(n2 + 4) B. 6(n2 + 4n + 4) C. 4n2 + 4n + 4 D. 6(n + 4)
Mathematics