Yadlterlsadian Yadlterlsadian

05-03-2017
Mathematics

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Calculate the discriminant and use it to determine how many real-number roots the equation has.
3x^2 – 17x + 10 = 0

Three nonreal solutions

Two irrational solutions

Two rational solutions

One rational solution

Respuesta :

wolf1728 wolf1728

05-03-2017

discriminant = sq root (-17^2 -4*3*10)
discriminant = sq root (289 -120)
discriminant = sq root (169)
The discriminant is positive so the equation will have 2 rational solutions.

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