simplify and express the answer

  1. Simplify & write the answer using positive exponents:1. (3^3)(3^-6) 2. S^2 t^-1 / (s^4 t^4)^1/2 Simplify then evaluate, express
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    2. Kali asked by Kali
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  2. Would someone please check these answers?Simplify. 3/x-5+1/1-4/x-5 For this answer I got: x-2/x-9 Divide.
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    2. Linda asked by Linda
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  3. Simplify. Express your answer using exponents.(3m^2n^9p^9)^2
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  4. Simplify. Express your answer using exponents.(3m^2 n^9 p^9)^2
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  5. Simplify. Express your answer using positive exponents.10f^8 g^9 x 9f^4 g^9
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  6. Simplify. Express your answer using positive exponents.(8m)(7m)
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  7. Simplify. Express your answer using positive exponents.(7t)(7t^7)
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  8. Simplify. Express your answer using positive exponents.(7n)(6n)
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  9. Simplify. Express your answer using positive exponents.4r^2 x 7r
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  10. Simplify. Express your answer using positive exponents.(6k)(10k)
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