Question

(+) Frequency (2) ally marks (3)
5. (a + b) (a - b)

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Answer 1

Answer:

sorry i m don of Dibrugarh

Step-by-step explanation:

I am not maths teacher

Answer 2

Answer:

: Frequrncy = ( a + b ) .

1 + 2 : 3

3 % 1 : 3

so , the a , b is ( a 3 )