CaroHer CaroHer
  • 04-05-2014
  • Mathematics
contestada

How can b^2+9b+14 be re-written?
1) (b+7) (b-7)
2) (b-7) (b-2)
3) (b+7) (b-2)
4) (b+7) (b+2)

Respuesta :

Lilith
Lilith Lilith
  • 05-06-2014
[tex]b^2+9b+14 =\\ \\=b^2+9b-2b + 2b +14 =\\ \\ =b^2+7b +2b +14 = \\ \\ = b(b+7)+2(b+7)=\\ \\=(b+7)(b+2) \\ \\ Answer: \ 4. ) \ (b+7)(b+2)[/tex]
Answer Link

Otras preguntas

Three vertices of a rectangle are given. Find the coordinates of the fourth vertex. (–3, –3), (7, –3), (7, 2)
what best describes the population of children who use American sign language
Chemical reactions can be detected by the formation of a gas. a. True b. False
How many new moons will occur in 2016?
Who is Montesquieu ?
How does Alcoholics Anonymous help people deal with alcoholism?
The lens within an eye focuses light onto the
explain how yiu can tell 5/12 is less than 1/2 without using a model.
who was the first president of the united states????
When we say that money can be used as a store of value, we mean a. it can be used to measure the worth of other things. b. buyers and sellers are both willing