Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.
Trending News
Promoted
Vector question Please Help?
1) What is the dot product of the magnitude A = (2.0x^2)i - (4x)j + (5)k and the magnitude B = (11.0)i + (2.5x)j
1 Answer
Relevance
- PearlsawmeLv 79 years agoFavorite Answer
In the i direction the product is 20*11x²
In the j direction the product is 4*2.5 x²
In the k direction the product is 0
Resultant of these two is √ [(220 x²)² + (10 x²)² = 10.72 x²
Dot product is 10.72 x²
Still have questions? Get your answers by asking now.