評量3.14
x
3
+c
x
3
/3+c
(b
3
-a
3
)/3
(b
4
-a
4
)/4
xlog
2
x-1.4427x+1.4427
0
0
0
正
評量3.15
存在,lim |x|= 0 = lim |x| 收斂於0 x→0(+) x→0(-)
略
略
14x+3
6x
2
-6
26/3
(7/3)x
3
+(3/2)x
2
-x+c
(1/2)x
4
-3x
2
+2x+c
x
3
+2x
2
-x-2
(-1/3)x
3
+(5/2)x
2
-2x-1810/3
(7x
6
+25x
4
)(x
6
-2x
3
+2)+(x
7
+5x
5
)(6x
5
-6x
2
)
評量3.16
(1/2)x
(-1/2)
(1/3)x
(-2/3)
8(t
2
+1)
7
(2t)
100(1+sqrt(t))
99
((1/2)t
(-1/2)
)
(1/2)(1-x
2
)
(-1/2)
(-2x)
(3/4)x
(4/3)
+c
16/3
(-∞,(-1/2)-sqrt(13/6) ] or [ (-1/2)+sqrt(13/6),∞ )
y=5(x-7)-209 ; y=5(x+1)+7
y=2(x-2)+4 ; y=-6(x+2)+12
7!
評量3.17
[(3z
2
+2z)(z
4
)-4z
3
(z
3
+z
2
-1)]/z
8
(-1/3)z
-1
+(1/4)z+c
[3,∞) (or (3,∞))
[2x+3x
2
]/[4y
3
+1]
4x ( or 6x-(y/x) )
modified -> (-3x
2
-y)/(3y
2
-x)
y = (5/3)(x-5)+3
(-1,1/3) (or[-1,1/3] )
(-1/4)x
(-3/2)
-6x
-4
評量3.18
(1/2)(1-cosx)
(-1/2)
(sinx)
-sin(sinx)cosx
-sin(Θ
2
+1)(2Θ)
(ΘcosΘ-sinΘ)/Θ
2
5sin
4
ΘcosΘ
2cos(2x)sin(3x)+3cos(3x)sin(2x)
2/(4+x)
4tan
-1
x+c
(-1/2)cos(2x)+c
sinx
n!
cosx
5
(5x
4
)
(1/2)(1-x
(1/2)
)
(-1/2)
((-1/2)x
(-1/2)
)