CBSE Class 10 Answered
Find the roots of the quadratic
equation 2x2 -x - 2 = 0 using the
quadratic formula.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
The given quadratic equation is 2x2 -x - 2 = 0.
b2 - 4ac = 5 - 4 x 2 x (-2) = 21
The roots of the given equation are given as:
x = =
Thus, the roots of the given equation are
Answered by | 04 Jun, 2014, 03:23: PM
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