Subtracting polynomial expressions

Subtracting polynomial expressions

Secondary 2
TGM Original Questions

Expand and/or simplify each of the following expressions.

  1. \(7y^2-4y+9-(3y^2+y-5)\)
  2. \(6h(-3h)+5h-4-(2h^2-7)\)
  3. \(-(5+3g-2g^2)-(2g^2-5g+1)\)

Solution:

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Answer:(a) \(4y^2-5y+14\); (b) \(-20h^2+5h+3\); (c) \(2g-6\).

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