SOLUTION: It's polynomials and power functions: Solve the equation 2x^2+10x=0. Check your solution(s) and state the final solution set. Show all your work.

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: It's polynomials and power functions: Solve the equation 2x^2+10x=0. Check your solution(s) and state the final solution set. Show all your work.       Log On


   

Question 702984: It's polynomials and power functions:

Solve the equation 2x^2+10x=0. Check your solution(s) and state the final solution set. Show all your work.
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
2x^2+10x=0
2X(X+5)=0
2X=0
X=0/2
X=0 ANS.
X+5=0
X=-5 ANS.
PROOFS:
2*0^2+10*0=0
0+0=0
0=0
2*-5^2+10*-5=0
2*25-50=0
50-50=0
0=0