Seudónimo Seudónimo

03-03-2017
Mathematics

contestada

Multiply And Simplify:

A: (b+2)(b+2)
B: (x+3)(x-3)

Also show work.

Respuesta :

socarrer socarrer

05-03-2017

A: Foil

(b+2)(b+2)=b²+2b+2b+4=b²+4b+4

B: Again, Foil

(x+3)(x-3)=x²+3x-3x-9=x²-9

Answer Link

Otras preguntas

A candy distributor needs to mix a 10% fat-content chocolate with a 40% fat-content chocolate to create 100 kilograms of a 16% fat-content chocolate. How many k

What is cos P? Right triangle PQR with a short leg measuring 5, a long leg measuring 12, and the hypotenuse as 13A. 5/12B. 12/13C. 5/13D. 12/5

Who were the Britons fighting against in the middle ages?

What is the value of x? A right triangle with a short leg measuring 5, a long leg measuring 5, and the hypotenuse as x.A. 10 B. 5C. [tex] 2\sqrt5 [/tex]D. [tex

when did fair trade start

How much energy is contained in the mass of a 60-kilogram person?

8k-1=15 ? Help I have a question were we have to work this out what do I do?

A candy distributor needs to mix a 10% fat-content chocolate with a 40% fat-content chocolate to create 100 kilograms of a 16% fat-content chocolate. How many k

Janette bought a portable CD player on sale. The regular price was $100. She was charged $89. a) What percent of the regular price did Janette pay? b) What perc

area is 320 square feet width is 4/5 length