2006

1

1 )

. 2 . 2 . 2 . (-)

1.1-22 2. - 3. 1

22

4. - 5. 2

21 6. 2

21+ 5

) () 1 1

1S

1

=

=1 10

. ) . =640260-640260 :

i) .22 . 0 . 1 .-1

ii) 101-log2 . 1 .5 .2 .10

5

2006

2 ) :

. 0 1

1

=

+ *N

() . : 2150150=

. : 2300-2300=600 . log(1+2)=log1+log2 . 21

2

1 loglogloglog

= 5

2 P(x)=2x3+x2+x-20 , R ) P(x) x+2 x+1 -16 =12 =6

8 ) P(x)=0

8 ) P(x)>0

9 3 ) x=- 3

5

) x=- 3pi , =1,2,3...

i)

5 ii) 3

pi6017

7 iii) x1+x2+...x30

8

2006

3 4 f(x)= nx , x>0 . f(2-x)-f(2x)=f(3)

4

pi,0x 6

. >0 f() + f(2)+...+f(100)=5050 =e

6 . ,,>0. : f(), f(), f() ,, .

5

. 012)x(f)x(f)x(f >+ 8