Page 162 - Math Grade 11 (Basic)

PROEUS DARA

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7. n. ~H~RlHl f(x) = 2x m X< J '1
d5 X a: 1
~n lim f(x) lim f(x) '2b limf(x)
x->1 x->I+ x-+1

2 ttl
~- Hi'lR'HS g(x) = x "" X :S 0
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1
2x tti x > 0
~n lim f(x) lim f(x) sb lim f(x) '1
X-> 0

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3x 2
n. lim (i-3x+1) ~- lim (1 +3i+i) , 1 lffi --
H.
x->+oo X --r. -00 x-+ oo 2x + 3
2
4-x -2 X - l . 2-i
lli. lim-- b. lim -- G. lim ~- Inn--
x--ror+ 2 x-:oo 3x + 4 x-+.::too + 1 x -> -00 I -X
2
-X +x+l x-3 l-2x
d. lim ru5. lim m. lim
x-+oo 2x + 1 x->+ oo "'-" X- -00
+ 1 +x+l
9. Rrul2l&f::lH1&SH~R'HS~b&Lfl113
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n. y = (2x+ 1)(4x-3) ~- y = (3x--l)(4x+ I) R. f(x) = x
X-
2
lli. f(t) = (l-3)(-t +t+1) b. f(x) = 3x+4
2x-l

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~nHLffiU&1}3ti'[}Hli'HwJ'H&S f mruruTl x 'LuLu run
w w
~- ~t'H v tSHH15S'Htl5 USlUrl t m&'ifflti5'HnRrul~tf::ll ti5 v(t) = 10000 + 6000 '1
~ ~w ~ ~ w t
10 00
tf::llru v(t) = ~ + 6000 '1 anHLmufL-euL-eru-ewJ'Ht2~t1;!~firu~ mrurull
w
t fLuLururi 2 1jl &9i s 1jl '1
w
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II. H~R'HS f Rrul~&f::llti5 f(x) = -4x +x + 14x
n. ~n~t1;! x &~-ej§j f'(x) = 0 &Ulti5hlnJlhHJJlt2 f'(x) '1
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~- ~n~t1;! x &~-ej§j f"(x) = 0 &Ulti5hlnJlhl~t2 f"(x) '1
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12. H~R'H2Uffl&~ g(x) = 3x - 2x + 4 '1