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Maths, X D

  1. Write all the algebraic identities with one example.
  2. Check whether the following are quadratic equations:
  3. x[x+1]+8=[x+2][x-2]
  4. x3-2060=[20-x]3
  5. x2-[x+1]2 =2702-[x+1]2
  6. Factories the following:
  7. 3y2-16y+20=0
  8. z2 + 2 -6=0
  9. [3x+a] [3x +b]=ab

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