If x=-1?2 find the value of x2-1/x2
Answers
Answered by
6
If x= -1,then
2x or x2-1/2x = (-1)*2-1/(-1)*2
= (-2)-1/(-2)
= -3/-2
2x or x2-1/2x = (-1)*2-1/(-1)*2
= (-2)-1/(-2)
= -3/-2
Similar questions
Accountancy,
8 months ago
Math,
8 months ago
English,
8 months ago
Math,
1 year ago
Environmental Sciences,
1 year ago