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Question Number 201793 by sonukgindia last updated on 12/Dec/23
Answered by mr W last updated on 12/Dec/23
Commented by mr W last updated on 12/Dec/23
y2=(x+1)2−12=x2+2xAD2−(12)2=y2=x(x+1)AE=23×ADcos∠EAF=xAEcos∠EAF=(x+1)2+AD2−(12)22(x+1)AD(x+1)2+x2+2x2(x+1)AD=xAE(x+1)2+x2+2x2(x+1)=3x2x2−x−1=0⇒x=1+52✓
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