Question

On expansion of (a + b)2 and its corollaries
1. Expand the squares of the following:
(a) 4x + y
(b) 5a + 3b​

Answer 1

Answer:

a^2+b^2-2ab i hope this Will help you

Answer 2

Answer:

❥ Hlo mate, your answer:

a) (4x + y) ^2

16x ^2 + y^2 + 2× 4x × y

16x^2 + y^2 + 8 xy

b) (5a+3b) ^2

25a^2 + 9b^2 + 2× 5a × 3b

25a^2 + 9b^2 + 30 ab

➡ Hope it helps..