+0  
 
0
87
1
avatar+55 

i need help quickly

1)

2)

 Oct 18, 2018

Best Answer 

 #1
avatar+15497 
+3

64^1/2   means   sqrt (64) = 8      8 x 10^-2 = 0.08

 

 

x^2 -9  =   (x-3)     (x+3)

 

(x-3)(x+3) / (x(x-3) ) =    (x+3)/ x

 Oct 18, 2018
 #1
avatar+15497 
+3
Best Answer

64^1/2   means   sqrt (64) = 8      8 x 10^-2 = 0.08

 

 

x^2 -9  =   (x-3)     (x+3)

 

(x-3)(x+3) / (x(x-3) ) =    (x+3)/ x

ElectricPavlov Oct 18, 2018

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