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Alice1234567890 Alice1234567890
  • 20-04-2014
  • Mathematics
Answered

Multiply out the expression (y+9) (y+2)

Please show working if possible! Thanks in advance x

Verified Answer :

Anonymous Anonymous
  • 20-04-2014

\((y+9)(y+2)\\\\=y\cdot y+y\cdot2+9\cdot y+9\cdot2\\\\=y^2+2y+9y+18\\\\=y^2+11y+18\)

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