1.4 * 10^10 or alternatively 1.4e10.
42 has two significant figures.
Rounded to two significant figures it becomes 3.6
Rounded to two significant figures it becomes 1.0e4
687 to two significant figures is 690.
23.43 rounded to two significant figures is 23.
132.7495 in two significant figures is 130.
0.081778 to two significant figures is 0.082
0.089
2,000,300,000
9,063,002,000
6,592,000,000
9,000,852,000
There are two significant figures which are the two 2s.
2,500,003,005
7.428571429 significant figures as needed
There are 4 significant figures in 0.0032. Seems to be only 2 significant figures in this number.
22.1 to two significant figures = 22