Question: MULTIPLE CHOICE 1. Solve, and express the answer in interval notation: I 3 7 8x I S 21. l. A. (7 so, 9/4] u [3,

MULTIPLE CHOICE 1. Solve, and express the answer in interval notation: I 3 7 8x I S 21. l. A. (7 so, 9/4] u [3, so) B. (7 00, 7 9/4] C. [ 9/4, 00) D. [ 9/4, 3] 2. Which of the following polynomials has a graph which exhibits the end behavior of downward to the left and upward to the right? 2. h .1'. a... A. f(x)=4x6+2x+6 B. f(x) = 5x4 + 6x3 7x C. f(x) =2x5 + 3x2 x D. f(x)=3x55x3l 3. Write as an equivalent expression: 5 log 2 + log 1 log (x 7) 3. A log(52) I log(x7) 5 +1 B. log ( :7 ) ZS D. log (52 + 6 x)

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