Question

2(a² + ab) + 3 - ab ​

Answer 1

Answer:

Given: 2(a

2

+ab)+3−ab

⇒2a

2

+2ab+3−ab

⇒2a

2

+2ab−ab+3

⇒2a

2

+ab+3

⇒2(5)

2

+(5)(−3)+3 [Putting a=5,b=−3]

⇒2×25−15+3

⇒50−15+3

⇒38.