(3y+2)(2y-3) = 6y² - 5y -6
(-5a+b)(2b-a) = -11ab + 5a² + 2b²
(4x²+x)(6x+7) = 24x³ + 34x² + 7x
(9a+1)(2a²-2a+5) = 18a³ - 16a² + 43a + 5
1)6у²-9у+4у-6=6у²-5у-6
2)-10ab+5а²+2b²-ab=-11ab+5а²+2b²
3)24х³+28х²+6х²+7х=24х³+34х²+7х
4)18а³-18а²+45а+2а²-2а+5=18а³-16а²+43а+5
(3y+2)(2y-3) = 6y² - 5y -6
(-5a+b)(2b-a) = -11ab + 5a² + 2b²
(4x²+x)(6x+7) = 24x³ + 34x² + 7x
(9a+1)(2a²-2a+5) = 18a³ - 16a² + 43a + 5
1)6у²-9у+4у-6=6у²-5у-6
2)-10ab+5а²+2b²-ab=-11ab+5а²+2b²
3)24х³+28х²+6х²+7х=24х³+34х²+7х
4)18а³-18а²+45а+2а²-2а+5=18а³-16а²+43а+5