4x²y+6x²y²各项的公因式是()

问题描述:

4x²y+6x²y²各项的公因式是()
6a⁴b-3ab²+18b=3b()
2(a-b)³-4(b-a)²

4x²y+6x²y²各项的公因式是(2x²y)
6a⁴b-3ab²+18b=3b各项的公因式是(3b)
2(a-b)³-4(b-a)²各项的公因式是(2(a-b)²)