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Verify commulayive propety A=50 |
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Answer» Step-by-step explanation: 9 5 and −12 5
To PROVE : 9 5 + −12 5 = −12 5 + −9 5
LHS= 9 5 + −12 5 LCM of 9 and 12=2×2×2×3×3=36 LHS 5×4 5×4 − 12×3 5×3
= 36 20n−15 = 36 5
RHS= −12 5 + 9 5
= −12×3 5×3 + 9×4 5×4
(∴LCMof9and12=36) = 36 −15+20 = 36 5 ∴RHS=LHS i.e 9 5 + −12 5 = −12 5 + 9 5
HENCE, the commutative property for the addition of RATIONAL numbers is verified. |
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