SOLUTION: what are the exact solutions and the approximate solutions for the equation x^2-7x+9=0? I am not sure how to find the answers
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Question 329014: what are the exact solutions and the approximate solutions for the equation x^2-7x+9=0? I am not sure how to find the answers
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Use the quadratic formula. The solutions of
are
.
Your problem
So:
, 
, and 
Just put the values into the formula and do the arithmetic. Leave it in simplest radical form for the exact answer, and run them through a calculator to get the numeric approximations. Refer to your instructor for the desired precision on your approximations.
John
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