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

Help please really fast

the volume of a cuboid is 1200 centimetre cube the height is 8cm and breadth is 10cm then find its length

which equivalent is equivalent to 6(3x+4)

Lizette works in her school’s vegetable garden. Every Tuesday, she pulls weeds for 15 minutes. Weeding seems like a never-ending task. Each time Lizette goes to

Which of these facts does the article "The Aftermath" reveal in the first few paragraphs? O A. New Orleans has a lot of pirates. B. Many people stayed in New Or

Evaluate the expression when y=-6. y^2 + 8y +4

In a group discussion, Anya finds that all of the other participants are disagreeing with her point of view. The best course of action for Anya is to A:tell the

What are the two things that all sociologists do in their studies? th Elum O A. Use other people's research and explain why it's incorrect re OB. Conduct resear

Hello Who was the fifth president of united states? hope this helps

An irregular chunk of iron has a density of 7.87 g/cm3. A 14.5 gram chunk is added to a graduated cylinder. If the final volume of the graduated cylinder is 39.