Hi everyone,

Im having trouble with this problem

-use differentials to calculate radical 15.4, to 3 correct decimal places.

-if anyone could help it would be much appreciated

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- April 10th 2008, 12:06 PMEric08differentials
Hi everyone,

Im having trouble with this problem

-use differentials to calculate radical 15.4, to 3 correct decimal places.

-if anyone could help it would be much appreciated - April 10th 2008, 12:16 PMgalactus
We can use the formula

Let

We can see then that

Compare to - April 10th 2008, 12:27 PMEric08
ok, so for 3 correct decimal places the answer would be 3.925?