(66a-10b)-(6a+10b)-36a²=6a-10b-6a-10b-36a²= -20b -36a²= -20×0,1-36×3²= -326
36a²-100b²-36a²=-100b²= -100•0,01= -1
(66a-10b)-(6a+10b)-36a²=6a-10b-6a-10b-36a²= -20b -36a²= -20×0,1-36×3²= -326
36a²-100b²-36a²=-100b²= -100•0,01= -1