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Radicals Roots of Real Numbers (section 7.4)

Radicals Roots of Real Numbers (section 7.4). Target Goals : Simplify radicals having various indices Use a calculator to estimate roots of numbers. Radicals  not just square roots!. Radical Sign. Index. Radicand ( the number under the radical sign). b = radicand n = index.

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Radicals Roots of Real Numbers (section 7.4)

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  1. RadicalsRoots of Real Numbers (section 7.4) Target Goals: Simplify radicals having various indices Use a calculator to estimate roots of numbers

  2. Radicals not just square roots! Radical Sign Index Radicand (the number under the radical sign)

  3. b = radicandn = index

  4. Ex 1) Find the following/Simplify:

  5. Ex 2) Find the following/Simplify”

  6. Ex 3) Find the following using your calculator: Calculator Tips: For cubed roots/index = 3 “MATH” button, option “4” For indices larger than 3 * On the home screen, press the index # * “MATH” button, option “5”

  7. Directions • You will be presented with a problem to work on individually. • Try to not use your notes. • If you get the question correct, that will correspond to a homework problem that you will NOT be required to do. • Keep track of the homework problems you are NOT required to do.

  8. 1. Simplify: 10

  9. If you got #1 right, you don’t have to do #13 on your homework

  10. 2. Simplify: 10

  11. If you got #2 right, you don’t have to do #15 on your homework

  12. 3. Simplify: 10

  13. If you got #3 right, you don’t have to do #19 on your homework

  14. 4. Simplify: 10

  15. If you got #4 right, you don’t have to do #21 on your homework

  16. 5. Simplify: • Not possible 10

  17. If you got #5 right, you don’t have to do #29 on your homework

  18. 6. Simplify: 10

  19. If you got #6 right, you don’t have to do #35 on your homework

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