Find the specified domain.For f(x) = 2x - 5 and g(x) = 
, what is the domain of f ? g?
A. [-7, ?)
B. [0, ?)
C. [7, ?)
D. (-7, 7)
Answer: A
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Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x2 + 6x
A. 6; x2 + 6x + 6 = (x + 36)2 B. 36; x2 + 6x + 36 = (x + 6)2 C. 9; x2 + 6x + 9 = (x + 3)2 D. 3; x2 + 6x + 3 = (x + 9)2
Solve the problem.Pete is driving across country from Boston to Seattle. He keeps a record of the distance that he drives each day. Monday 481 miles Tuesday 254 miles Wednesday 318 miles Thursday 259 miles Friday 264 milesHow much further did he drive on Monday than on Friday?
A. 222 miles B. 217 miles C. 481 miles D. 745 miles
Solve.51.8 is what percent of 14?
A. 2.7% B. 27% C. 370% D. 3.7%
Factor the expression completely.2x8 - 512
A. 2(x4 - 16)2 B. 2(x4 + 16)(x2+ 4)(x + 2)(x - 2) C. (2x4 + 32)(x2+ 4)(x + 2)(x - 2) D. 2(x4 + 16)(x4 - 16)