Show all work for the following questions. 17. x+4 divided by 3x^2+7x-4 18.k-2 divided by k^3-3k-2 19. a^2-a-6 over a^2-16 divideed by a^2+a^2+4a+4 over a^2+7a+12 20. 1 over x+3 +2 over x+3=2/3 21. 3x over 2 + 3 over 2x=14 over x + x over 1
Can someone please help me with these problems?
You should separate one question per post only :)
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