Larry wants to use the Babylonian method to estimate __________ to the nearest hundredth. His initial estimate is 8.2. What is his estimate after he correctly completes the Babylonian method once?

A. 8.65
B. 8.66
C. 8.43
D. 8.42

BLANK - http://static.k12.com/bank_packages/files/media/mathml_8c939137c63c4b16a7fd9ee53b95938d21bd6df6_1.gif

Question

Larry wants to use the Babylonian method to estimate __________ to the nearest hundredth. His initial estimate is 8.2. What is his estimate after he correctly completes the Babylonian method once?

A. 8.65 
 B. 8.66 
 C. 8.43 
 D. 8.42

BLANK - http://static.k12.com/bank_packages/files/media/mathml_8c939137c63c4b16a7fd9ee53b95938d21bd6df6_1.gif

anonymous · Answer

@jzellem1004 @satellite73 @iambatman

anonymous · Answer

@AravindG

anonymous · Answer

$$\frac{1}{2}\left(8.2+\frac{71}{8.2}\right)$$

anonymous · Answer

http://www.wolframalpha.com/input/?i=1%2F2%288.2%2B71%2F8.2%29

anonymous · Answer

looks like closest is $\large 8.43$