Question

0.54×0.54 - 0.46×0.46 by identities
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Answer 1

Answer:

identity used

${x}^{2} - {y}^{2} = (x - y)(x + y)$

therefore

(0.08)(1)

0.08

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Answer 2

usi g X2-Y2=( X-Y) (X+Y)

0.2916 - 0.2116

=> 0.08