Joannabanzuelo0go Joannabanzuelo0go Math Answered 1. 25a² - 10a +12.b² + 22b + 1213.4n² + 12 mn + 9²4.4400 - 40c² + c⁴ 5.r⁴ s⁴ -10r² s² t² + 25t⁴Can u please help me