We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
0
33
1
avatar+649 

Which is a value of x, when 3x^2 + 4 = 40?

 

A) x = 2√3

 

B) x = 2√6

 

C) x = 2√11

 

D) x = 3√2

 

E) x = 6√2

 Sep 12, 2019

Best Answer 

 #1
avatar+18868 
+3

Solve the given equation for 'x'

3x^2 = 36

x^2 =12

x = +- sqrt 12

x = +- sqrt(4*3)

x = +- 2 sqrt 3          if you are only looking for positive values    x = 2 sqrt 3

 
 Sep 12, 2019
 #1
avatar+18868 
+3
Best Answer

Solve the given equation for 'x'

3x^2 = 36

x^2 =12

x = +- sqrt 12

x = +- sqrt(4*3)

x = +- 2 sqrt 3          if you are only looking for positive values    x = 2 sqrt 3

 
ElectricPavlov Sep 12, 2019

36 Online Users

avatar
avatar
avatar
avatar