+0  
 
0
18
1
avatar

If h(x)$ is a function whose domain is [-8,8], and g(x) = f(x^2),then the domain of g(x) is an interval of what width?

 
 Aug 2, 2022
 #1
avatar+124525 
+1

Solve this

 

x^2  = 8

 

x = sqrt (8)  = 2sqrt (2)     or   x = -sqrt(8)  =  -2sqrt (2)

 

The width of the interval   is     2sqrt (2)  -   - 2sqrt (2)  =   4sqrt(2)

 

 

cool cool cool

 
 Aug 2, 2022

4 Online Users

avatar
avatar
avatar