Using suitable identity, find 0.54 x 0.54 - 0.45 x 0.45
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Answered by
3
Step-by-step explanation:
uses identity a^2-b^2=a×a-b×b
0.54^2-0.45^2
=0.2196-0.2025
=0.171
Answered by
1
Answer:
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