assignment sheet-WA8_MAT-115-mar18 (1).docx - MAT-115...

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MAT-115: INTERMEDIATE ALGEBRA Written Assignment 8 8.1: Simplify Expressions with Roots Simplify. 1. 8 27 not a real number 2. 16 not a real number State the consecutive whole numbers that the root lies between. 3. 5 2< 5 < 3 4. 10 3< 10 <4 Simplify. 5. 3 27 x 27 -3x 9 6. 4 16 x 16 2 |x 4 | Simplify. 7. 125 x 16 25 x 14 5 x 2 5 |x 7 | 5 x 2 8. 3 125 x 16 3 125 x 12 x 4 5x 4 3 x 4 9. 3 125 x 16 -5x 4 3 x 4 10. 96 x 7 225 16 x 4 6 x 3 225 4 x 2 6 x 3 15 Copyright © 2018 by Thomas Edison State University. All rights reserved.
11. 28 x 6 169 4 x 4 7 x 2 169 2 x 2 7 x 2 13 8.3: Simplify Rational Exponents Simplify. 12. ( 25 ) 1 2 No real solution 13. 25 1 2 25 -5 14. 25 1 2 1 25 1 5 Write with a rational exponent. 15. 5 ( w 3 ) 4 ( w 3 ¿ 4 5 Simplify the expression with the rational exponent. 16. 16 3 2 - 16 3 -(4) 3 -64 17. ( 16 ) 3 2 Not a real number 18. 16 3 2 16 ¿ 3 ¿ ¿ ¿ 1 16 3 2 1 ¿ Simplify. Copyright © 2018 by Thomas Edison State University. All rights reserved.
19. x 8 x 2 x 8 – x -2 x 10 20.

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