Physics, asked by sakshipanchwal17, 2 months ago

prove that in Scalar product a = 2i+3j+k and b = 2i-4j+8k are mutually Perpendicular.

Answers

Answered by manoranjanphy1

0

Answer:

A.B=|A||B| cos theta

Explanation:

4-12+8=✓(14)✓(84)cos theta

costheta=0

theta= 90⁰

Previous Question

Next Question

Similar questions

Hindi, 1 month ago

(ग) प्रेमचन्द्र के चार उपन्यासो के नाम लिखिए।...

Art, 1 month ago

How are the following factors integrated to Philippine forms of art like in sculpture: a. Beliefs - b. Tradition - c. Influence -...

Math, 1 month ago

if x+1/x=3 find x²+1/x² and x³+1/x³...

Math, 2 months ago

0.26) The aim of pictographs is to make numerical information easier to understand..'True' or 'False O True O False...

Hindi, 2 months ago

letter to the editor on coronavirus in hindi please answer fast ...

Math, 9 months ago

In what ratio does the point (–3, 7) divide the line segment joining the points P(– 5, 11) and Q(4,–7).

Hindi, 9 months ago

कठौती का प्रत्यय का क्या है?

Physics, 9 months ago

Temperature is measured by a device...