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 :

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

rob has 7 ones. nick has 5 ones. they put all their ones together. what number did they

how many eighths are in 5 5/8? use your answer to rewrite 5 5/8 in the form /8

Which equation could be used to solve the problem? The Petersons' new car can go 32 miles on a gallon of gasoline. At that rate, how far could it go on 8

how are the gluttonous punished in Dante's Infrerno?

All Englishmen of the nineteenth century agreed that the Industrial Revolution produced no ill effects. a. True b. False

Explain how 7/12 is greater than 1/3 but less than 2/3

In a survey, 10% of people said they live in a city. If 60 people said they live in a city, how many people were surveyed?

An alluvial fan may form where a stream flows out of a narrow mountain valley, slows down, and deposits sediment. a. True b. False

2/6 hours . How much is that in minutes ?

On a particular Saturday, 60% of the visitors were to an art museum were students. If 144 visited the museum, how many total visitors did the art museum have th