Question

Решите плиз 1 вариант дам 30 баллов

Answer 1

a) (y-9)^2 = y^2-18y+81
б) (a+12)^2 = a^2+24a+144
в) (b-0,5)^2 = b^2+b+1/4
г) (5а+1/5b)^2 = 25a^2+2ab+1/25b^2
д) (10c+0,1y)^2 = 100c^2+2cy+1/100y^2
e) (1/2x^3+6x)^2 = 1/4x^6+6x^4+36x^2
ж) (c^2-0,7c^3)^2 = c^4-1,4c^5+49/100c^6