Physics, asked by nandana3792, 10 months ago

What is the angle between a and b if a=i-5jand b=2i-10j

Answers

Answered by krishmental129

0

Answer:

Explanation: cosФ =a.b/|a||b|

Ф=cos^-1(52/(√26)(√104) )

Ф=cos^-1(1)

Ф=180 °,0

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