+0  
 
0
367
2
avatar

(3m)-2 = 1/9m2

 Sep 27, 2017
 #1
avatar+17746 
+1

(3m)-2  =  (3)-2ยท(m-2)  =  (1/9)(1/m2)  =  1/(9m2)

So, if you put parentheses around the '9m2', your answer is correct; if you don't use the parentheses, your answer is incorrect.

 Sep 28, 2017
 #2
avatar
+1

thanks smiley

 Sep 28, 2017
edited by Guest  Sep 28, 2017

14 Online Users