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८ * 8८18 + 905 है. |
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Answer» A bar is also used when we use logarithm to the base10, where¯2.75means−2 + .75, the integral part being characteristic and fractional or decimal part is mantissa. and¯3.78is−3+.78 Hence¯2.75 +¯3.78 =−2+0.75−3+0.78 =−5+1.53 =−4+0.53 =¯4.53 |
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