Question #195914

if log 784 = 2.8943, then log (786 X10⁴) is


1
Expert's answer
2021-05-20T10:08:16-0400

log⁡(784⋅104)=log⁡784+log⁡104=\log(784\cdot10^4)=\log784+\log10^4=


=2.8943+4⋅log⁡10=2.8943+4⋅1=2.8943+4=6.8943=2.8943+4\cdot\log10=2.8943+4\cdot1=2.8943+4=6.8943 . Answer






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