Page 58 - Math Grade 11 (Advance)

PROEUS DARA
dfJfi 1!1 t'ift(/d 1!1

(2logcrX"-l)(logcrX-2) = 0 hl't§\Jru logcrX = ~ , logcrX = 2
l
"" 1 2
m IogcrX = y_ x = 9 = x = 3
2
JogcrX = 2 Y. X = 9 2 =? X = 81

""
t ~H Ln1l115 hl't§ fil~
3
n. logcrX = 2. log x = -3
2 1
16

""
t'iJll15 loga-X < logay hl't§'t§ru x > y
u
"" log x > log 7 t S"J g X < 7
t'li
1 1
2 2
& f:tl gLnnru1 n5-i§ fila 21~ 'Lfil't§ 3m~~~ fi

n. log3(3x-5)>log3(x+7)

.., .., 5
log(3x-5) 'HlS2115tU 3x-5>0 Y. X>3
.., .,.
log(x+7) 'HlS2115tU x+7>0 y_ X>-7

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