Use a suitable property evaluate the following.
A) 35^2-34^2
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Step-by-step explanation: 35^2 - 34^2
= (34 + 1)^2 - 34^2
= 34^2 + (2 x 34 x 1) + 1^2 - 34^2
= 68 + 1 + 34^2 - 34^2
= 69
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