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Warm up

Warm up. Simplify i 57 i 56 (3 + i )(4 – 2i) Find the exact Volume . Questions over HW?. N th Roots & Rational Exponents. Parts of a radical. No number where the root is means it’s a square root (2). Simplifying Radicals. Break down the radicand in to prime factors.

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Warm up

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  1. Warm up Simplify • i57 • i56 • (3 + i)(4 – 2i) • Find the exact Volume

  2. Questions over HW?

  3. Nth Roots & Rational Exponents

  4. Parts of a radical No number where the root is means it’s a square root (2)

  5. Simplifying Radicals Break down the radicand in to prime factors. Bring out groups by the number of the root.

  6. Simplify

  7. Simplify

  8. Simplify

  9. Simplify

  10. Rewriting a Radical to have a Rational Exponent

  11. Rewriting Radicals to Rational Exponents Power is on top Roots are in the ground

  12. Rewrite with a Rational Exponent

  13. Rewrite with a Rational Exponent

  14. Rewrite with a Rational Exponent

  15. Rewrite with a Rational Exponent

  16. Rewrite with a Rational Exponent

  17. Rewriting Rational Exponents to Radicals

  18. Rewrite with a Rational Exponent(don’t evaluate)

  19. Rewrite with a Rational Exponent(don’t evaluate)

  20. Rewrite with a Rational Exponent(don’t evaluate)

  21. SIMPLIFY Sometimes you can simplify in the calculator. KNOW how to do it by hand!! • Change to a radical • Prime Factor • Bring out groups of the root

  22. SIMPLIFY

  23. SIMPLIFY

  24. SIMPLIFY

  25. SIMPLIFY

  26. SIMPLIFY

  27. 18. The cube below has a volume of 343 cubic inches. Find the length of an edge of the cube.

  28. 19. The volume of a basketball is approximately 448.9 cubic inches. Find the radius of the basketballto the nearest tenth.

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