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4S square - 4 s + …

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4S square - 4 s + 1

Posted by Dushyant Jangid 6 years ago

CBSE > Class 10 > Mathematics

2 answers

Shubham Kumar 6 years ago

4s^2 -4s+1 =4s^2-2s-2s+1 =2s(2s-1)-1(2s-1) =(2s-1)(2s-1) S=1/2

0Thank You

Lovish Yadav 6 years ago

4s²-4s+1 [4s²-2s-2s+1] [4s²-2s]-[2s+1] 4s(2s-1)-1(2s-1) (4s-1)(2s-1) When 4s-1=0 4s=1 S=1/4, Or 2s-1=0 2s=1 S=1/2

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