Title | Repaso 1 Calculo I 18102021 |
---|---|
Author | FERNANDO LOPEZ |
Course | Cálculo Y Analítica I |
Institution | Universidad Autónoma de Santo Domingo |
Pages | 3 |
File Size | 171 KB |
File Type | |
Total Downloads | 523 |
Total Views | 674 |
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REPASO 1 CALCULO I 18102021
PUNTO VII # 6
lim
√ 2+ x− √2 ∗√ 2+ x +√ 2 x √2+ x + √ 2
x →0
¿ lim x→ 0
2
2
( √ 2+ x ) −( √ 2 ) 2+ x−2 =lim x →0 x ( √ 2+ x+ √ 2 ) x → 0 x ( √ 2+x+ √ 2 )
=lim
1 1 x 1 = = =lim x ( √2+ x + √ 2 ) x→ 0 ( √2+ x+ √2 ) ( √ 2 + 0 +√ 2) 2 √ 2
Recordar a2 −b2=(a+ b)( a−b)
PUNTO VII #9
lim −x x→0 1 lim 4 ( 1 )− ( x +4 ) ( 1 ) lim 4− x − 4 lim −x 1 ∗1 − x→ 0 4 ( x+4 ) x → 0 4 (x + 4 ) 4 ( x+4 ) 4 ( x +4 ) x +4 4 x →0 lim = = = =¿ = x x x x x x→ 0 1 lim −1 x→ 0
∗1 lim −1 4 ( x+ 4 ) −1 −1 x→ 0 = = = 1 4 ( x+4 ) 4 (0+ 4 ) 16
PUNTO IV #12
lim cosx=cos x→
5π 3
( 53π )= 21
PUNTO IV #13
lim ( ln 3 x + e x ) =ln 3( 1 )+ e1 =ln 3+e x→ 1
PUNTO V, 1-F
SI
lim x→ c
lim ( 3 g ( x ) ) 3 lim g ( x ) 3 lim g ( x ) 3 g( x ) x→ c x→c x→c = = = 3 3 3 3 √ 3 f ( x )−2 g ( x) lim √ 3 f ( x )−2 g ( x ) lim (3 f ( x ) −2 g ( x ) ) lim 3 f ( x )−lim 2 g ( x )
√
x→ c
3 lim g(x ) ¿
x→c
√(3 lim f ( x )−2 lim g(x )) 3
x →c
x→ c
3(−2 ) −6 =3 √3 (5 )−2(−2) √ 19
=3
x→c
PUNTO VI #9
lim x →0
sen 3 t sen 3 t ∗3 lim ∗3 2t 3t 3 3 sen 3 t 3 = x→0 = (1) = = lim 2 x→ 0 3 t 3 2 2 2
√(
x →c
x →c
)
PUNTO VI #8
senx 1 senx cosx− senx cosx −senx − 1 cosx cosx cosx cosx =lim =lim =lim lim x→ 0 senx−cosx x →0 senx−cosx x→ 0 senx−cosx x → 0 senx−cosx 1 1−
lim cosx − senx x→ 0
¿
cosx senx−cosx
lim −1 ∗1
x →0
cosx = 1
∗1
lim−1 =
x →0
cosx
=
−1 =−1 cos 0...