hwillysnaTiff
hwillysnaTiff hwillysnaTiff
  • 21-06-2016
  • Mathematics
contestada

Factor each expression.

Problem: r^2 +12r +27
Answer: (r + 3) (r + 9)

Respuesta :

xSamx
xSamx xSamx
  • 21-06-2016
Think of it like this, what two numbers when multiplied together, you get 27, and when they add together, you get 12? The answer is 9 and 3,
Your answer here would be (r+9)(r+3) when factored.
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