persamaan dan pertidaksamaan bagian 4

1. l:tg.".
Date
-0-J L:t L-
h, lx-s ix L -1 ,x eR3 Axz+trx<q 7 xa -Br+(6
ArL_ xrtilx r 0X tg- tg > CI
3x> +2Or-? zA
(9x-t) (r+r) =o
--l d
r,
o
/
r ,!i,-.r.-:.X..., _..r-.-r r.,._.:r,,_.,. rt_,.r..-! .r_-.,_-!_ .L_.,.1 1 I
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