Question

Please Answer 3 and 5 . Urgent marking you as brainlist.

Don't miss the chance. ​

Answer 1

Explanation:

third answer is as a challenge

fifth answer is in the puundit's ear and trickled it as a feather

thank and follow me make me as a brinelist

Answer 2

Hey mate,

given :- ( 2x + 3y + 2z )²

by using identity ( a + b + c )² = a² + b² + c² + 2ab + 2bc + 2ac

here a = 2x, b = 3y and c = 2z

( 2x + 3y + 2z )² = (2x)² + (3y)² + (2z)² + 2(2x)(3y) + 2(3y)(2z) + 2(2x)(2z)

= 4x² + 9y² + 4z² + 12xy + 12yz + 12xz .

Hope it helps.