how much is 5a-2ab+cless than 2a2+7ab+2c​2

Please find below the solution to the asked query:

To show how much 5 a2 - 2 ab + c2 is less than of  2 a2 + 7 ab + 2 c2  we find : 

( 2 a2 + 7 ab + 2 c2   ) - ( 5 a2 - 2 ab + c2  )

= 2 a2 + 7 ab + 2 c2 - 5 a2 + 2 ab - c2 

= - 3 a2 + 9 ab + c2                                               ( Ans )

Hope this information will clear your doubts about topic.

  • 2
What are you looking for?