1.

If a^2+b^2=2ab then log(a-b)^2​

Answer»

Step-by-step EXPLANATION:

a ^{2}  + b ^{2}  = 2ab \\ a ^{2}  + b ^{2}  - 2ab = 0 \\ (a - b) ^{2}  = 0 \\ find \:  \:  \:  \log(a - b) ^{2} \\  \\ log0 \:  \:  \:  \:  \:  \: log0 = 1 \\  = 1

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