Soal di gambar, yang asal jawab aku report ya makasihh​

Vektor

a = 5i + 5j

b = 4i – 3j

c = 2i – j

b + a

= 4i – 3j + 5i + 5j

= 9i + 2j

c – b

= 2i – j – (4i – 3j)

= 2i – j – 4i + 3j

= -2i + 2j

3a – c

= 3(5i + 5j) – (2i – j)

= 15i + 15j – 2i + j

= 13i + 16j