garyvandersar garyvandersar

12-07-2020
Mathematics

contestada

Find A x B, where A=(5i+j) , B=（i-5j)

Respuesta :

ramsaigudimetla ramsaigudimetla

12-07-2020

Answer:

5i² - 25ij +ji-5j²

Step-by-step explanation:

Use distributive property

Answer Link

Stephen46 Stephen46

12-07-2020

Answer:

The answer is 5i² - 24ij - 5j²

Step-by-step explanation:

A = (5i+j)

B = (i-5j)

A × B is

( 5i + j) ( i - 5j)

Expand

We have

5i² - 25ij + ij - 5j²

The final answer is

5i² - 24ij - 5j²

Hope this helps you.

Answer Link

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