Find the following squares by using the identities `(xy+3z)^2`

Find the following squares by using the identities (2xy+5y)^2

Find the following squares by using the identities (6x^2-5y)^2

Find the following squares by using the identities (b-7)^2

Find the following squares by using the identities (2m/3 +3n/2)^2

Find the following squares by using the identities 0.4p-0.5q)^2

Expand each of the following , using suitable identities. (-2x+5y-3z)^(2)

Expand each of the following , using suitable identities. (x+2y+4z)^(2)

Expand each of the following , using suitable identities. (2x-y+z)^(2)

Expand each of the following , using suitable identities. (-2x+3y+2z)^(2)

Expand each of the following , using suitable identities : (i) (x+2y+4z)^2 (ii) (2x-y+z)^2 (iii) (-2x+3y+2z)^2 (iv) (3a-7b-c)^2 (v) (-2x+5y-3z)^2 (vi) (1/4a-1/2b+1)^2