Respuesta :

Answer:

multiply numbers ADD exponents

  1. 21^7
  2. 8^6
  3. x^7+2x^6-x^4
  4. 3x^3y^2
  5. 2x^2+4x
  6. 3x^4+7x^3

I don’t know if this is right but worked it all out and this is what I got. Checked it with my teacher and they said it was correct. So maybe it will give you a boost!
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