Factorisation of Quadratic Polynomials - Factor Theorem
Find the natu...
Question
Find the nature of the roots of the following quadratic equations. If the real roots exist, find them; (i) 2x2−3x+5=0
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Solution
(i) Consider the equation 2x2−3x+5=0 Comparing it with (ax^2 + bx + c = 0\), we get a = 2, b = -3 and c = 5 Discriminant(D)=b2−4ac =(−3)2−4(2)(5)=9−40 =−31 Since,D<0, Therefore, no real root is possible for the given equation.