SOLUTION: Give the numerical value of the GREATEST ZERO for the polynomial function P(x) = x^2 - 3x - 10. Greatest value is...?

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Give the numerical value of the GREATEST ZERO for the polynomial function P(x) = x^2 - 3x - 10. Greatest value is...?      Log On


   

Question 335948: Give the numerical value of the GREATEST ZERO for the polynomial function P(x) = x^2 - 3x - 10. Greatest value is...?
Answer by jrfrunner(365) About Me  (Show Source):
You can put this solution on YOUR website!
1.set your polynoimial equal to zero
0=x%5E2-3%2Ax-10
2.Factor the polynomial
0=(x+2)*(x-5)
3. Find the x values, making the polynomial zero
x=-2 and x=5
4. determine which x value is largest
x=5