+0  
 
0
53
1
avatar

Find all real values of that satisfy the equation (x^2 - 81)^2 = 324. If you find more than one, then list the values separated by commas.

 May 29, 2021

Best Answer 

 #1
avatar+2129 
+1

(x^2 - 81)^2 = 324

x^2 - 81 = 17

x^2 = 98

x = +-sqrt(98)

 

x^2 - 81 = -17 

x^2 = 64

x = +- 8

 

=^._.^=

 May 29, 2021
 #1
avatar+2129 
+1
Best Answer

(x^2 - 81)^2 = 324

x^2 - 81 = 17

x^2 = 98

x = +-sqrt(98)

 

x^2 - 81 = -17 

x^2 = 64

x = +- 8

 

=^._.^=

catmg May 29, 2021

17 Online Users