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Student •XII IPA
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Putra Gema Nusa
Rockstar Teacher •GURU SMA
X-DO 2 It - lim | - COS X lim x' X-70 2 sin? zx I liom X Х 2 X-RO sine 2x 12 - 놀 I a - Ź į s JJ U - I- 2 - A C =-1.2 = -2 o Pahamify
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Si Hu-Tata
Student •XI IPA
lim-0 -x2 1 - cos(x) limx-[c-f(x)]=c-lima-x) = -lim-01 ol 2 1 - cos(x) Apply L'Hopital's Rule = -ling-Olsin x) 2x Use the basic trigonometric identity: 1 sin(x) =csc(x) = -limy - (2xcsc(x)) limx→a[c-f(x)]=c-limz–Ax) Rewrite for L'Hopital = -2- lim0 X 1 csc (x) Apply L'Hopital's Rule = -2 limx-01 rol costa) Plug in the value x = 0 0 = -2.coBIO) Simplify - 2 1 cos(0) cofo) -2 = -2
lim-0 -x2 1 - cos(x) limx-[c-f(x)]=c-lima-x) = -lim-01 ol 2 1 - cos(x) Apply L'Hopital's Rule = -ling-Olsin x) 2x Use the basic trigonometric identity: 1 sin(x) =csc(x) = -limy - (2xcsc(x)) limx→a[c-f(x)]=c-limz–Ax) Rewrite for L'Hopital = -2- lim0 X 1 csc (x) Apply L'Hopital's Rule = -2 limx-01 rol costa) Plug in the value x = 0 0 = -2.coBIO) Simplify - 2 1 cos(0) cofo) -2 = -2
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