Question

please help me to solve this question​

Answer 1

Explanation:

Given

a

=−2

i

^

+

j

^

−3

k

^

b

=−5

i

^

+3

j

^

−2k

as per question 3

a

+2

b

−

c

=0

−6

i

^

+3

j

^

−9

k

^

−10

i

^

+6

j

^

−4

k

^

−

c

=0

vecc=−16

i

^

+9

j

^

−13

k

^

Answer 2

Answer:

4i+9j-13k

Explanation:

3a+2b-c=0

⇒3a+2b=c

substitute the values

3(-2i+j-3k)+2(5i+3j-2k)=c

-6i+3j-9k+10i+6j-4k=c

4i+9j-13k=c