Question

the x and y components of force are 2n and -3n ​

Answer 1

Answer:

Given

A

=7

i

^

+6

j

^

and

A

+

B

=11

i

^

+9

j

^

Therefore,

A

+

B

−

A

=11

i

^

+9

j

^

−7

i

^

−6

j

^

=4

i

^

+3

j

^

B

=4

i

^

+3

j

^

B=

4

2

+3

2

=5