Math question?

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Which of the following expression has four significant figures?

12.54--- 5.1030 ----- 0.0015------1.25x10(4) i couldn't put the number up the 10

2007-08-26 07:17:05 · 2 answers · asked by alvarezflorida 1 in Science & Mathematics ➔ Mathematics

12.54 and 5.103.The last zero does not count

2007-08-26 07:24:43 · answer #1 · answered by santmann2002 7 · 0⤊ 0⤋

5.1030; The zero to the right of the three means the 3 is significant.

2007-08-26 14:24:55 · answer #2 · answered by MontyH 5 · 0⤊ 0⤋