+0  
 
0
101
1
avatar

Let

f(x) = 2x + 1 if x <= 3

f(x) = 8 - x if x > 3

 

Find the sum of all values of x such that f(x)=0

 Apr 5, 2022
 #1
avatar+36434 
+1

2x+1 = 0    solve for 'x' to see if   <=3

x = -1/2        this is one solution

 

8-x =0

8 = x          this is >3   so this is the second solution.....  add them together

 Apr 5, 2022

5 Online Users