Ответ:
C=2.88
Объяснение:
C23=C2*C3/(C2+C3)=8/2=4
C234=C23+C4=4+5=9
C2345=C234*C5/(C234+C5)=9/2=4.5
C=C1*C2345/(C1+C2345)=8*4.5/(8+4.5)=2.88
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Verified answer
Ответ:
C=2.88
Объяснение:
C23=C2*C3/(C2+C3)=8/2=4
C234=C23+C4=4+5=9
C2345=C234*C5/(C234+C5)=9/2=4.5
C=C1*C2345/(C1+C2345)=8*4.5/(8+4.5)=2.88
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