Question

Expand using suitable identity : (3x – 2y + 3z)2

Answer 1

Answer:

(3x)^2 + (-2y)^2 + (3z)^2 + 2 { (3x)(-2y) + (-2y)(3z) + (3z)(3x) = 9x^2 + 4y^2 + 9z^2 + 2(-6xy -6yz + 9xz) = 9x^2 + 4y^2 + 9z^2 - 12xy - 12yz + 18xz

Step-by-step explanation:

Answer 2

Step-by-step explanation:

here's your answer hope you understand