Physics, asked by Rajeev125, 1 year ago

need solution for 7th question

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Answered by siv2

the question is not clear but i assume yhe sum of all vectors should be i cap
Vec = i - (A+B+C)
vec = -(-1+2+7-4)i-(-4+2+7)j-(7-5+3)
=-4i-5j-5k
so it is (a)

Answered by realsolutionindia

Vec = i - (A+B+C)

vec = -(-1+2+7-4)i-(-4+2+7)j-(7-5+3)

=-4i-5j-5k

so it is (a)

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