bee1538
20.05.2020 •
Mathematics
Rewrite the equation by completing the square.
x² + 4x = 0
Solved
Show answers
More tips
- H Health and Medicine Is Massage Necessary? Facts and Opinions...
- C Computers and Internet Clearing Cache: How to Speed Up Your Browser...
- S Style and Beauty How are artificial nails removed?...
- S Style and Beauty Secrets of Tying a Pareo: 5 Ways...
- F Food and Cooking Everything You Need to Know About Pasta...
- C Computers and Internet How to Choose a Monitor?...
- H Horoscopes, Magic, Divination Where Did Tarot Cards Come From?...
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
Answers on questions: Mathematics
- M Mathematics For addition, drag tiles onto the board. To form a group, place one tile on top of another. What is the product of -3 and 5?...
- M Mathematics Given that a=2, b=-1 and c=3 work out b(squared) - 2ac...
- M Mathematics 6. Sam has a bank account that pays 4% simple interest. The balance is $880. How long will it take for the account to grow to $900?...
- M Mathematics Buster was given this expression and asked to determine whether the answer is greater than or less than 1 (9.763 * 10^8) (1.56 x 10^13) How can Buster tell without fully...
- M Mathematics Solve the following equation. Round solution to the tenths place. 89.2 = g/4 g =...
- M Mathematics Can someone please help me on this question...
- M Mathematics 3(x+1) + 1 + 2x = 2(2x + 2) + x...
- M Mathematics A museum currently has 84 members. How many more members does the museum need to reach its goal of having 100 members?...
- M Mathematics A hockey player strikes a hockey puck. The height of the puck increases until it reaches a maximum height of 3 feet, 55 feet away from the player. The height y (in feet)...
- M Mathematics I need help fastPleAse...
Ответ:
(x+2)^2 = 4
Step-by-step explanation:
x² + 4x = 0
Take the coefficient of the x term
4
Divide by 2
4/2 =2
Square it
2^2 =4
Add this to each side
x^2+4x+4 = 0+4
(x+4/2)^2 = 4
(x+2)^2 = 4
Ответ:
The answer is 4 pieces of chalk