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anonymous
 4 years ago
Find the sum of the roots of 2x^2 = 13x  15.
anonymous
 4 years ago
Find the sum of the roots of 2x^2 = 13x  15.

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.02x^213x+15=0 2x^215x+2x+15=0 x(2x15)+(2x+15)=0 (2x+15)(1x)=0 2x+15=0 or 1x=0 x=15/2 or x=1

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Im not sure that I answer your question

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0oh yes, thanks, I got that but then when I checked the answer, it was wrong.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so is my answer corrcet?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0well, i got the same answer as you did but when i tried to CHECK the answer, it wasn't right.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.02x^210x3x+15=0 2x(x5)3(x5)=0 (2x3)(x5)=0 x=3/2 or x=5

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0why did you separate them like that though?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0the corrct answer after put #in to check x=5

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0just easy for me to see
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