Thursday, May 6, 2010
Exit Slip
It is necessary for us to combine two formulas because there are formulas that in oder to be solved require the value of something tha is unknown. In order to find the unkown we have to follow another formula. By doing this we are able to substitute the answer for the unknown to solve for the other formula.
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Very close. But you didn't explain what happens to the number of independent variables.
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