Physics, asked by MrudhulaReddy, 18 hours ago

Angle between 3i+2j+k and 6i+ 4j+ 2k

Answers

Answered by rajpootpooja9264

0

3 November k

a bi bus mein a jaaiye

Answered by apurbanath402

0

Answer:

according to the concept of dot product

(3i+2j+k).(6i+4j+2k )=18+8+2=28

Explanation:

now, cosA =a . b /[a] [b]=cos-128/28=cos-1(1)= 0 degree

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