1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
mash [69]
2 years ago
11

Làm ơn hãy giúp tôi (a+b)² (a-b)²

Mathematics
2 answers:
marysya [2.9K]2 years ago
8 0

Answer:

(a + b) ^{2}  =  {a}^{2}  + 2ab +  {b}^{2}  \\ (a - b) ^{2}  =  {a {}^{2}  - 2ab +  {b}}^{2}

Step-by-step explanation:

hopethe answer helped you :)

d1i1m1o1n [39]2 years ago
4 0

Answer:

(a+b)² = a²+2ab+b²

(a-b)² = a²-2ab+b²

Step-by-step explanation:

You might be interested in
1. x² + 2xy – 7 xy + 4y?<br>Input your answer here:​
viktelen [127]

collect the like terms:

Solution: x^2-5xy+4y

P.S

get the photo math app. :)

Hope that helps.

6 0
3 years ago
Cain measured his couch and found it is 3 3/4 meters long what is the length as a decimal
11Alexandr11 [23.1K]
3 3/4
= 3+ 3/4
= 3+ 0.75
= 3.75

The length as a decimal is 3.75 m~
5 0
3 years ago
the odometer in Mr Washington's car does not work correctly the odometer recorded 13.2 miles for his last trip to the hardware s
Nonamiya [84]
12 percent is the error.
3 0
3 years ago
HELP 20 POINTS..... roline bought 20 shares of stock at 101/2, and after 10 months the value of the stocks was 111/4. If Carolin
zhuklara [117]
I believe the answer is:

D. $15
6 0
3 years ago
Find the slope of the line passing through the points (-4, -4) and (2, 5) .
ahrayia [7]

Answer:

slope=9/8

Step-by-step explanation:

hope this help

7 0
2 years ago
Read 2 more answers
Other questions:
  • A mechanic charges $45 per hour and parts cost $125 write an expression for the total if the mechanic works h hours
    9·1 answer
  • A bakery sold 101 cupcakes in one day. The head baker predicted he would sell 81 cupcakes that day. What was the percent error o
    9·1 answer
  • I need help in solving this equation. <br><br><br> 5n - 4 = 4 + 6n
    12·2 answers
  • The volume of a sphere is 972π ft3. What is the radius of the sphere? Use the formula V = 4 3 πr3 to find your answer.
    15·2 answers
  • A sample that does not accurately represent the population is a _________.
    6·1 answer
  • If 3x equal 3y what is the relationship between X and Y ​
    10·1 answer
  • $420 is divided between A, B and C. B receives $20 less than A, and C receives half as much as A and B together. how much does e
    15·1 answer
  • A color printer prints 21 pages in 6 minutes.<br> How many pages does it print per minute?
    5·1 answer
  • 6.11 - 1.2<br><br><br> 7<br><br><br> 5<br><br> 5<br><br> 6<br> 6
    5·2 answers
  • How many ten thousand are in 1,000,000?​
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!