Find the quadratic equation whose roots are twice the roots of 2x -5x+2=0
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4
2x-5x=0-2
3x=0
3x÷3=0×3
x=0 ans hope it will help
Answered by
2
2x^2 - 5x + 2 = 0
2x^2 -4x -x + 2 = 0
2x ( x-2) -1 ( x-2)
X = 2 and 1/2 ( roots)
Twice/ Double the roots = 4 and 1
Sum of roots = -b/a
5 = -b/a
Product of roots = c/a
4 = c/a
So,
a = 1
b = -5
c = 4
Equation will be
x^2 - 5x + 4 = 0
Hope it helps
2x^2 -4x -x + 2 = 0
2x ( x-2) -1 ( x-2)
X = 2 and 1/2 ( roots)
Twice/ Double the roots = 4 and 1
Sum of roots = -b/a
5 = -b/a
Product of roots = c/a
4 = c/a
So,
a = 1
b = -5
c = 4
Equation will be
x^2 - 5x + 4 = 0
Hope it helps
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