A force vec(F)_(1) when added to a force vec(F_(2)) = 3i - 5j gives a resulant force bar(F) = -4i. Then bar(F)_(1) is given by

A force vec(F)_(1) when added to a force vec(F_(2)) = 3i - 5j gives a

1.	A force vec(F)_(1) when added to a force vec(F_(2)) = 3i - 5j gives a resulant force bar(F) = -4i. Then bar(F)_(1) is given by
Answer» `7I + 5J` `-7i + 5j` `7i- 5j` none Answer :B