2 years ago

What is thr answer of (a-b) (a+2b)

Mathematics

1 answer:

kari74 [83]2 years ago

3 0

Answer:

Step-by-step explanation:

Use FOIL method

F -> First

O Outside

I inside

L Last

(a - b)(a + 2b)= a*a + a *2b + (-b)*a + (-b)*2b

= a² + <u>2ab - ab</u> - 2b²

Combine like terms

= a² + ab - 2b²

You might be interested in

Two students, Raymond and Shauna, are trying to get city council members to vote for a new park along the river. 2/6 of the 24 c

galina1969 [7]

Raymond and Shauna must convince at least 5 more city council member. Because if every 2/6 members agree with the idea, then there would be 8 people out 24 that already agree with the idea. So if you have already 8 members then to make 13, you just need 5 (8 + 5=13) more people to 13.

6 0

2 years ago

1. Questions 1 and 2 refer to the figure shown.

sweet [91]

Answer: b. segment TX = 16 m.

3 0

2 years ago

Use the diagram of the right triangle above and round your answer to the nearest hundredth.

Aliun [14]

The answer is “B” I think

3 0

2 years ago

Display shelf holds 6 trophies you have 24 trophies to display how many shelf will you need

Savatey [412]

Answer:

4 shelfs are needed

Step-by-step explanation:

24/6= 4

5 0

2 years ago

You buy a container of cat litter for $12.25 in a bag of cat food for X dollars the total purchase is $19.08 which includes 6% s

jenyasd209 [6]

Answer:

List Price = $ 20.30

Discount Amount = $ 1.22

4 0

2 years ago

What is thr answer of (a-b) (a+2b)​

What is thr answer of (a-b) (a+2b)