Question

(3a- ½ ) (3a- ½ ) Using Identity​

Answer 1

Answer:

Step-by-step explanation:

ANSWER

(3a−  

2

1

​  

)(3a−  

2

1

​  

)=(3a−  

2

1

​  

)  

2

 

using identity (a−b)  

2

=a  

2

−2ab+b  

2

 

(3a−  

2

1

​  

)  

2

=(3a)  

2

−2×3a×  

2

1

​  

+(  

2

1

​  

)  

2

 

(3a−  

2

1

​  

)  

2

=9a  

2

−3a+  

4

1

Answer 2

Answer:

(3a-1/2) (3a-1/2)

(3a-1/2)2

using Identity

(a-b)2 = a2+B2 -2ab

(3a-1/2)2 = (3a)2 + (1/2)2 -2 (3a) (1/2)

= 9a2 +1/4 - 3a

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