Will give brainliest
Solve for x.
3
x2
− 2 = 7
A) x = 1, x = 3
...
![subject](/tpl/images/cats/mat.png)
Mathematics, 02.02.2021 23:40 samueltaye
Will give brainliest
Solve for x.
3
x2
− 2 = 7
A) x = 1, x = 3
3
B) x = 1, x = −3
3
C) x = −3
3
, x = 3
3
D) x = 1, x = −3
3
, x = 3
3
2)
Solve for x.
4x2
+ 2 = 9
A) x = 7
7
, x = −7
7
B) x = 7
2
, x = −7
2
C) x =
7
2
7
, x = −
7
2
7
D) x =
7
7
2
, x = −
7
7
2
3)
Solve for x.
3x2
− 5 = 10
A) x = 15
5
, x = −15
5
B) x = 15
10
, x = −15
10
C) x =
15
2
2
, x = −
15
2
2
D) x =
15
5
2
, x = −
15
5
2
4)
Solve for x.
6 +
3x2
= 18
A) x = 6, x = −6
B) x = 12, x = −12
C) x = 18, x = −18
D) x = 24, x = −24
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:00
Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 02.04.2021 06:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2021 06:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2021 06:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 02.04.2021 06:10
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2021 06:10
![question](/tpl/images/cats/health.png)
Health, 02.04.2021 06:10
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 02.04.2021 06:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 02.04.2021 06:10
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2021 06:10
![question](/tpl/images/cats/mat.png)
Mathematics, 02.04.2021 06:10