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I am BEGGING for help right now. 32 POINTS!!!!!!!!! SAVE ME!!! ive asked this a few times now. Would you please help please?!?!

  1. 3y to the power of 5 - 10 y to the power of 5
  2. (5x-3y to the power of 5) to the power of 2
  3. x to the power of 2 +6x-27
  4. x to the power of 2 + x -30
  5. x to the power of 2 -10xy +24y to the power of 2
  6. 10x to the power of 2 +3x-4
  7. 3x to the power of 2 -9x-30
  8. d to the power of 2 +18d+81
  9. d to the power of 2 +22d+121
  10. t to the power of 2-81

Here are the bigger problems.

  1. f (x)=9x to the power of 3+2x to the power of 2-5x+4 and g(x)=5x to the power of 3-7x+4. What is f(x)-g(x)? Show all work and in factored form.