+0  
 
+1
147
2
avatar+1354 

Help pls

If 1+a^2=2sqr of a, what can a be?

 Apr 8, 2019
 #1
avatar+1354 
+1

A can be 1. Because 1 plus 1^2 equals 2, and 2 times the sqrr of 1 is 2. This equation lines up.

 Apr 8, 2019
 #2
avatar
+1

Use Graphing Calculator to get the two values for a:

 

a = 1   and    a = ≈0.29560

 Apr 8, 2019

32 Online Users

avatar