2sinx(1-sinx) |
3-cos2x+4sinx |
π |
2 |
2sinx(1-sinx) |
3-(1-2sin2x)+4sinx |
-sin2x+sinx |
sin2x+2sinx+1 |
π |
2 |
-t2+t |
t2+2t+1 |
-(t+1)2+3(t+1)-2 |
(t+1)2 |
3 |
t+1 |
2 |
(t+1)2 |
1 |
t+1 |
1 |
2 |
3 |
4 |
1 |
8 |
3 |
4 |
1 |
2 |
1 |
8 |
1 |
2 |
1 |
8 |
1 |
8 |
1 | ||
|
6cos4x+5sin2x-4 |
cos2x |
5 |
4 |
C | xn |
n(n-1)…(n-[x]+1) |
x(x-1)…(x-[x]+1) |
3 |
2 |
A.[
| B.[
| ||||||
C.(4,
| D.(4,
|
1 | ||
|
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