by using identity (a+b)×(a-b)=a^2-b^2
solve=140^2-130^2
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Answered by
1
Answer:
eska solution upper paper me hai.
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Answered by
0
Answer:
2700
Step-by-step explanation:
140²-130²=(140+130)(140-130)
=(270)(10)
=2700
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