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Question

The product of the roots of equation 2m2−8m=0 is

A
4
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B
2
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C
0
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D
8
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Solution

The correct option is D 0
Given equation is 2m28m=0
m24m=0
m24m+44=0
(m2)222=0
((m2)+2)((m2)2)=0
m(m4)=0
m=4 or m=0
product of 0 and 4=0×4=0
Hence, option C is correct.

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