Solve Q2 plz dont give link
2 .   lim x 0   1 + x - 1 - x 2 x   i s   e q u a l   t o A   0 B   1 C   1 2 D 1 4
 

Dear student
limx01+x-1-x2x=limx01+x-1-x2x×1+x+1-x1+x+1-x=limx01+x-1-x2x1+x+1-x=limx01+x-1+x2x1+x+1-x=limx02x2x1+x+1-x=limx011+x+1-xPutting x=0 , we get=11+0+1-0=11+1=12Note:a2-b2=a+ba-b
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