SOLUTION: a) Solve 3x^2 - 5x - 13 = 0 What are the solutions? (type exact answers, using radicals in terms of i. Use a comma to serarate answers as needed.) b) Find the x-intercepts

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: a) Solve 3x^2 - 5x - 13 = 0 What are the solutions? (type exact answers, using radicals in terms of i. Use a comma to serarate answers as needed.) b) Find the x-intercepts      Log On


   

Question 394797: a) Solve 3x^2 - 5x - 13 = 0
What are the solutions?
(type exact answers, using radicals in terms of i. Use a comma to serarate answers as needed.)
b) Find the x-intercepts of f(x)= 3x^2 -5x-13
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
By the quadratic formula,

x+=+%285+%2B-+sqrt%2825+-+4%28-39%29%29%29%2F6+=+%285+%2B-+sqrt%28181%29%29%2F6. These are also the x-intercepts for part b.

graph%28300%2C+300%2C+-15%2C+15%2C+-15%2C+15%2C+3x%5E2+-+5x+-+13%29