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Question

Find the roots of the following quadratic equation:
23x25x+3=0

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Solution

The given quadratic equation is 23x25x+3=0
Comparing with the standard from ax2+bx+c=0
The value of a, b and c are
a=23,b=5,c=3
D=b24ac=254×23×3
=2524=1=1
x=b±D2a
=5±12×23
=643 or 443
=323 or 13
=32 or 33
Therefore, the roots of the given quadradic equation are 32 and 33

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