Question

please help me

I will make as brain list​

Answer 1

Step-by-step explanation:

4x^2+2x-1=0

4x^2+4x-2x-1=0

4x(x+1)-1(x+1)=0

(4x-1)=0 or(x+1)=0

x=1/4,-1

X=1/4 and B=-1

1/X+1/B= 4-1=3

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