SOLUTION: State the number of real roots for 2x^2+6x-3=o

Algebra ->  Customizable Word Problem Solvers  -> Numbers -> SOLUTION: State the number of real roots for 2x^2+6x-3=o      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 995242: State the number of real roots for 2x^2+6x-3=o
Answer by ikleyn(52817) About Me  (Show Source):
You can put this solution on YOUR website!
.
State the number of real roots for 2x^2+6x-3=0.
-----------------------------------------------

The discriminant d = b%5E2+-+4%2Aa%2Ac is 6%5E2+-+4%2A2%2A%28-3%29 = 36 + 24 = 60 is positive, so the equation has two real roots.