7 p 5,10062
7
f p æ ö » ç ÷
è ø
7 p
f(x) 11x= -101x +1001x 10001
1
f (x) sin(x= + - -x 1) cos(x - +x 1)
2
f (x) sin(x= + - -x 1) cos(x + +x 1) 2 2
3
f (x) sin(x= - - -x 1) cos(x + +x 1)
Trang 2sin x f(x)
=
- +
3
a= b=
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