Question

(12-3)² - 9 please give step-by-step explanation..I request you..​

Answer 1

Answer:

72

Step-by-step explanation:

yes right answer my answer maek as braniest

Answer 2

Answer:

firstly u use (a-b)2 = a2+b2-2ab

(12-3)2=12^2+3^2-2×12×3=24+6-72

then ,24+6-72-9=-42-9=-51answer.