0 58476 58484 58490 58494 58500 58502 58506 58512 58514 58520 58526 58530 58532 58536 58542 58544 58550 58554 58556 58560 58562 58566 58568 58570 58571 58572 58574 58575 58576 58578 58580 58584 58586 58590 58592 58596 58602 58604 58610 58614 58616 58620 58626 58632 58634 58640 58644 58646 58652 58656 58662 58670 266669
≥
(a+b+c).
+
+
≥
.
+…+
+…+
.
(a1+a2+…+an)(b1+b2+…+bn).
.
,则2α-β的取值范围是________________.
,则2α-β的取值范围是________________.
=m,
=n,则有( )