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The lengths of two rods are recorded as l₁ = (25.2 ± 0.1) cm and l₂ = (16.8 ± 0.1) cm. Find their combined length. |
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Answer» l1+l2=25.2+16.8= 42cmdelta l1+delta l2=0.1+0.1= 0.2combined LENGTH=(42+.2)CM(42-.2)cm |
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