Question

find the zero of 4s² -4s+1 n verify the relationship between the zeros n the coefficient
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Answer 1

4s²-(2+2)s+1

4s²-2s-2s+1

2s(2s-1)-1(2s-1)

(2s-1)(2s-1)

zero's are

2s-1=0

s=1/2

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