Question

The sum of -2b² + a² and -3b² + 2a² +11ab is *
5b² +3a² +11ab
-5b² +3a² + 11ab
-5b + 3a² + 11ab
None of these

Answer 1

Question:-

$( - 2 {b}^{2} + {a}^{2} ) + ( - 3 {b}^{2} + 2 {a}^{2} + 11ab)$

Answer:-

$( - 2 {b}^{2} + {a}^{2} ) + ( - 3 {b}^{2} + 2 {a}^{2} + 11ab) \\ - 2 {b}^{2} - 3 {b}^{2} + {a}^{2} + 2 {a}^{2} + 11ab \\ - 5 {b}^{2} + 3 {a}^{2} + 11ab$

Thnx✌️♥️~