sederhanakan oprasi aljabar berikut

a. y³ × 2y^7 × (3y)²
y³ × 2y^7 × 9y²
= 18y^12
B. b × 2y^7 × b³ × y²
b¹ × 2y^7+2 b³
b^1+3 × 2y^9
b⁴ × 2y^9 = 2b⁴ y^9
C. 3m³ × (mn)⁴
3m³ m⁴ n⁴
3m^7 n⁴
D. (tn³)⁴ × 4t³
t⁴ n^12 × 4t³
4n^12 t^7
E. (2x³) × 3(x²y2)³ × 5y⁴
2x³ × 3y²y² × 5y⁴
30x^5 y^6