Express the function, f, in simplified form. Assume that x can be any real number.f(x) = 
A. f(x) = 
B. f(x) = 7(x - 1)2
C. f(x) = 
D. f(x) = 7(x - 1)
Answer: B
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Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.(-27)4/3
A. -81 B. 81 C. not a real number D. 729
Solve the problem.Eating 100 grams of broccoli (a negative-calorie food) actually results in a net loss of 55 calories. If a piece of cheesecake has 627.8 calories, how many grams of broccoli would a person have to consume to have a net gain of zero calories? Round your answer to the nearest gram.
A. 630 grams B. 1141 grams C. 626 grams D. 345 grams
Solve the inequality and write the solution set using interval notation; then graph the solution set on a number line. x2 + 5x ? -6
A. (-?, -3]
B. (-?, -3] ? [-2, ?)
C. [-3, -2]
D. [-2, ?)
Multiply.(2y2 + 3y + 5)(y2 - 3y - 2)
A. 2y4 - 3y3 - 13y2 - 21y - 10 B. 2y4 - 6y3 - 8y2 - 21y - 10 C. 2y4 - 3y3 - 8y2 - 21y - 10 D. 2y4 - 6y3 - 13y2 - 21y - 10