Register
Solve the equation √y+6 ​ =4 and verify the solution. State any restrictions, if they exist.
167k views
3 votes
Solve the equation √y+6

​
=4 and verify the solution. State any restrictions, if they exist.

User Kirecligol
by
8.4k points

1 Answer

3 votes

Answer:

Hi,

Explanation:


√(y) +6=4\\√(y) =-2 \ has \ no\ solution\ in\ \mathbb{R}\\\\I\ suppose \ that \ your\ equation\ was:\ √(y+6) =4\\y+6\geq 0\ \Longrightarrow\ y\geq -6\\\\Squaring: y+6=16 \Longrightarrow\ y=10\\\\Verification : √(10+6) =√(16) =4\\

User Fmagno
by
8.5k points
← Prev Question Next Question →

Related questions

User Ahmed Aman
asked Sep 13, 2024 149k views
Choose the correct answer. (√x-√y) (√x √y) 1. (√x-√y) 2. (√x+√y)² 3. √x-√y 4. X-y
Ahmed Aman asked Sep 13, 2024
by Ahmed Aman
8.3k points
1 answer
3 votes
149k views
User N Djel Okoye
asked Oct 23, 2024 71.4k views
If √x + √y = 7 and y(1) = 36, find y′(1) by implicit differentiation. .....................
N Djel Okoye asked Oct 23, 2024
by N Djel Okoye
8.2k points
1 answer
2 votes
71.4k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!