Question

(х+2)²
(2a+3b)²
(5x-7)²
(4a-b)²
(m+4)²
(3m+2n)²
(7m-2)²
(8m-n)²
(a+9)²
(3x+y)²
(4a-9)²
(5x-3y)²

Answer 1

x² + 4+4
4a² +12ab+9b²
25x²-70x+49
16a²-8ab+b²
m² + 4m+16
9m²+12mn+4n²
49m²-24m+4
64m²-19mn+in
a² +18a+81
9x²+6xy+a
16a²-72a+81
25x²-30xy+9y²