reyalorkaka reyalorkaka 09-05-2024 Mathematics Answered Select all the expressions that are perfect squares. 1 (x + 5) (x + 5) 2 (-9 + c) (c - 9) 3 (y - 10) (10 - y) 4(a+3) (3+a) 5(2x-1) (2x+1) 6 (4 - 3х) (3 — 4х) 7 (a+b)(b+a)