Math, asked by sathvik234321, 6 months ago

7.
Passage : (a + b)' = a + b + 3a²b + 3ab: (a - b) = a - b - 3a b + 3ab2
If a - b= 1 and ab = 20 then a - b =
a) 61
b) 189
c) o
d) 1

Answers

Answered by gs977197341

0

answer

sorry i did not known

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