2x2-7x+12=0 has two roots a,b ,then the value of a/b+b/a is
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★ QUADRATIC RESOLUTION ★
Given quadratic function :
2x² -7x +12 = 0
a/b + b/a
a² + b² /ab
(a+b)² - 2ab /ab
[(7/2)² - 2( 12/6)] / 12/2
[49/4 - 12] / 6
[49 - 48 / 4] / 6
[1/4]/ 6
1/24
Above value is the required quantity
★✩★✩★✩★✩★✩★✩★✩★✩★✩★✩★
Given quadratic function :
2x² -7x +12 = 0
a/b + b/a
a² + b² /ab
(a+b)² - 2ab /ab
[(7/2)² - 2( 12/6)] / 12/2
[49/4 - 12] / 6
[49 - 48 / 4] / 6
[1/4]/ 6
1/24
Above value is the required quantity
★✩★✩★✩★✩★✩★✩★✩★✩★✩★✩★
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