计算、化简
(1)y2·y3·y4
(2)(-4a2b)3
(3) (22)4×(
)8
(4)-8-(-15)+(-9)-(-12);
(5)
;
(6)[-22-(
)×36]÷5;
(7)(-1)2017-
];
(8)5(3a2b-ab2)-4(-ab2+3a2b);
(9)(2x2y+2xy2)-[2(x2y-1)+3xy2+2].
(1)y2·y3·y4
(2)(-4a2b)3
(3) (22)4×(

(4)-8-(-15)+(-9)-(-12);
(5)

(6)[-22-(

(7)(-1)2017-

(8)5(3a2b-ab2)-4(-ab2+3a2b);
(9)(2x2y+2xy2)-[2(x2y-1)+3xy2+2].