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Mathematics 23 Online
OpenStudy (anonymous):

How many and of what type are the solutions of a quadratic equation when the value of the radicand is 17? No real solutions Two identical rational solutions Two different rational solutions Two irrational solutions

OpenStudy (jskhupmang):

so what you this be? take an educated guess :)

OpenStudy (jskhupmang):

do you think.. gonna be *

OpenStudy (jskhupmang):

@mathhelpplz15

OpenStudy (anonymous):

A.

OpenStudy (jskhupmang):

nope

OpenStudy (jskhupmang):

because it doesn't have the negative sign

OpenStudy (jskhupmang):

so you have to think the opposite of the last problem

OpenStudy (jskhupmang):

grater than 0 or less than 0? then what are the solutions gonna be?

OpenStudy (jskhupmang):

I meant the discriminant though when I say > or <

OpenStudy (jskhupmang):

b^2-4ac is the discriminant. Is it > or < less than 0? since the number are not repeating it is irrational

OpenStudy (jskhupmang):

ok my bed time had over got to sleep c u

OpenStudy (acxbox22):

If the determinant = 0, the quadratic equation has one REAL solution. If the determinant > 0, the quadratic equation has 2 REAL solutions. If the determinant < 0, there are 0 REAL solutions.

OpenStudy (acxbox22):

is 17 greater than 0 or less than 0?

OpenStudy (jskhupmang):

sorry determinant not discrimanant i thought somethingelse bye gotta sleep Zzzz

OpenStudy (anonymous):

d?

OpenStudy (anonymous):

greater

OpenStudy (anonymous):

@Heart_Broken_Kid

OpenStudy (freckles):

it is discriminant

OpenStudy (anonymous):

@dan815

OpenStudy (anonymous):

so that means its c or d?

OpenStudy (freckles):

do you think sqrt(17) is rational or irrational?

OpenStudy (freckles):

sqrt(of a non perfect square ) is irrational

OpenStudy (anonymous):

irrational?

OpenStudy (freckles):

yep

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