Sum of the roots of 2x²- 5x-3=0
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Answers
Answered by
1
Answer:
-1/2, 3 sum of the roots is 5/2
Step-by-step explanation:
2x²-5x-3=0
2x²-6x+x-3=0
2x(x-3)+(x-3)=0
(2x+1)(x-3)=0
x= -1/2 , 3
Answered by
1
Answer:
Sum of the roots = 5/2 = 2.5
Step-by-step explanation:
2x^2 - 5x - 3 = 0
2x^2 - 6x + x - 3 = 0
2x(x - 3) + 1(x - 3) = 0
(2x+1) (x-3) = 0
2x + 1 = 0 x - 3 = 0
x = -1/2 x = 3
Sum of the roots = -1/2 + 3
= (-1 + 6)/2
= 5/2
= 2.5
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