Question

(5z+z)^2
(a-4)^2
(5-2y)^2
(b-1/3)^2
Преобразуйте многочлен

Answer 1

(5z+z)²= (6z)²=36z²
(а-4)²=а²-8а+16
(5-2у)²=25-20у+4у²
(b- 1/3)²=b²-2b/3 +1/9