Translate the phrase to an algebraic expression. Use x to represent "a number."Divide a number by -18.
A. x - (-18)
B. -18 ? x or -18x
C. -18 ÷ x or 
D. x ÷ (-18) or 
Answer: D
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Identify the vertex of the quadratic equation.f(x) = (x + 3)2 + 5
A. (-3, 5) B. (-5, 3) C. (5, -3) D. (5, -9)
Solve the problem.Consider a population that grows according to a linear growth model. The population in the fifth generation is P5 = 43 and the population in the ninth generation is P9 = 71. The common difference is d =
A. 4. B. 14. C. 7. D. 28. E. none of these
Solve.A rectangular animal pen is constructed such that the length and width of have a sum of 74 feet. (i) Show that the area of the rectanglular animal pen, y, can be represented by x(74 - x), where x is the length of the rectangle. (ii) Graph the equation y = x(74 - x). (iii) What dimensions give the maximum area for the animal pen?
What will be an ideal response?
Provide an appropriate response.If a negative integer is multiplied by a positive integer and the resulting product is multiplied by zero, what can you say about the result?
A. The result will be a positive integer. B. The result will be zero. C. The result will be a negative integer. D. The result will be negative, but will not be an integer.