Question

0.54*0.54 - 0.46*0.46

Answer 1

Answer:

0.0800

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Answer 2

Answer: 0.54*0.54 - 0.46*0.46

= (0.54)^2-(0.46)^2

By using the identity, (a^2-b^2)=(a+b)(a-b)

= (0.54+0.46)(0.54-0.46)

= (1)(0.08)

= 0.08