Question: 3. (10p.) Perform the indicated operations. Reduce answer to its lowest terms. a. -42+ (13 - 19)2 - (-8) - |-315 + 1 -22 b.

3. (10p.) Perform the indicated operations. Reduce answer to its lowest terms. a. -42+ (13 - 19)2 - (-8) - |-315 + 1 -22 b. 5 : ( -#) * (- 3 ) 4. (15 p.) Simplify V300 V27 V13 V5 b. 15 + V13 c. (4V7 + 3) (V7-5) 5. (15 p.) Perform the indicated operations. Simplify the answer when possible a. V48 + v27 6 V3 15 v3 b. Rationalize the denominator of 2 15 713 c. Rationalize the denominator of 5 - 4V56. (10 p.) Using scientific notations. a. In 2007, the population of the United States was approximately 319 million. Express this number in scientific notation. b. Express the following number in decimal notation: 8.2132 x 10-6 7. (10 p.) a. Evaluate 5+ 4(x - 3) for x = - 2 b. Solve 31(2 - 9x) +15x =- 11

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