Question

ents. (ii) 4s^2-4s+1
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Answer 1

Answer:

s= 1/2

Step-by-step explanation:

or, 4s^2-4s+1=0

or, 4s^2-(2+2)s+1=0

or, 4s^2-2s-2s+1=0

or, 2s(2s-1)-1(2s-1)=0

or, (2s-1)(2s-1)=0

or, (2s-1)^2=0

or, 2s-1=0

or, 2s=1

or, s=1/2

Hence, s= 1/2