Melissa1031 Melissa1031

04-07-2015
Mathematics

contestada

Factor each expression. Show your work.
11. r2 + 12r + 27

Respuesta :

cclemeno cclemeno

04-07-2015

did you mean r^2 +12r+27 if so
since all signs are + the factors will be +
what 2 numbers multiplied together give me 27 added 12?
answer is 9 and 3
(r+9) (r+3)

hope this helps

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Solve each compound Inequality. 42. -2 ≤ d + 1/2 < 4 1/2 44. 2t ≤ -4 or 7t ≥ 49 46. -1 ≤ a - 3 ≤ 2 48. A town's high temperature for a given month is 88 degr