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If vector A = i +2 j + k, vector B =2i +3k and vector C = 2i +4k , then what is the
magnitude of vector A + B -C ?, (I ,j, and k are unit vectors
Answers
Answered by
1
Answer:
√5
Explanation:
Here, A= i+2j+k ; B= 2i+3k ; C= 2i+4k
A+B-C
= (i+2j+k) + (2i+3k) - (2i+4k)
= ( i+2i-2i , 2j , k+3k-4k )
= ( 1i , 2j , 0k )
= i+2j
The magnitude of vector
=| A+B-C |
=| i+2j |
=√(1) ²+(2)²
=√1+4
=√5
Answered by
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Answer:
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