the format is to always have a single non-zero digit, followed by a decimal place time a power of 10
69,000,000,000
= 6.9 x 10^10 , exponent is 10 since we moved our decimal 10 places
Express in scientific notation. Choose the answer with the proper number of significant figures.
69,000,000,000 = _____
69 x 109
6.9 x 1010
6.910
It has to be A, but I'm not exactly sure.
3 answers
oh, thank you that really helped. :)
210.000,000,000