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Question
Can you help me find the roots of 2x^2-5x+1=0?
Hi Emjade,
The easiest way to do this is to use the quadratic formula:
x = [-b +/-sqrt(b^2 - 4ac)] / (2a)
Here, a = 2, b = -5 and c = 1 so
x = [5 +/-sqrt(25 - 4(2)(1)] / (4)
x = [ 5 +/- sqrt(17)] / 4
I hope this helps you out.
Steve Holleran
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Answers by Expert:
Steve Holleran
Expertise
I can help with all math questions from basic math to Calculus. Whether it`s consumer questions, or questions from high school or college students, I have probably dealt with it at some time in my career.
Experience
33 years teaching experience in NJ public schools
Education/Credentials
B.S. Mathematics : Wake Forest University 1972
M.S. Mathematics : Monmouth University 1981
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