Summary Onet

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  • WWW.NISITTUTOR-ONLINE.COM 1.

    O-NET .6 2556 2557 2558 1. 2 2 2 2. 1 1 2 3. 7 5 4

    1 ( .4 )

    4. 6 7 7 5. 3 4 5 6. 4 4 4 2 ( .5 ) 7. 3 3 3 8. - - -

    6 6 6 3 ( .6 )

    9. 8 8 7 ( 100 ) 22.73 20.48 21.74

    ( 40 ) 5 32 8 2.5

    .6

    30

    O-NET .6

    ( 3 !!! )

  • WWW.NISITTUTOR-ONLINE.COM 2.

    (1) 3 2 ( 49 2 54 4 ) (2)

    1. ( ) 2 3 3 n(ABC) = n(A) + n(B) + n(C) n(AB) n (AC) n(BC)+ n(ABC) 7

    2. choice (3) ( )

    A B = AB ( , , , )

    (4) ( 4 ) (1) 2 1

    (2) !!!!

    1. ( Set )

    2551

    1. 2. 3. 4.

  • WWW.NISITTUTOR-ONLINE.COM 3.

    A

    B C

    A

    B C

    A

    B C

    A

    B C

    A

    B C

    ( O-NET56 ) 1. ( B A ) C 1. 2. 3. 4. 5. 2. , 6

    100 49 48 59 22 32 27 15

  • WWW.NISITTUTOR-ONLINE.COM 4. ( O-NET57 ) 1. A ( B C ) 1. 2. 3. 4. 5. 2. 180

    86 31 87 27 70 22 5

    A B

    C

    A B

    C

    A B C

    A B

    C

    A B C

  • WWW.NISITTUTOR-ONLINE.COM 5.

    A B

    C

    ( O-NET58 ) 1. 1. ( AB ) C 2. A( B C ) 3. A( BC ) C 4. ( AB ) ( BC ) 5. B( AC ) ( ABC ) 2. .6 180

    83 23 68 22 84 25 3

  • WWW.NISITTUTOR-ONLINE.COM 6. (1) 1 2 (2) .

    . (3) ( )

    1. ( , valid ) 2. ( , invalid ) 3. , ,

    4. 54 ( O-NET )

    1 !!!!

    2. ( Resoning )

    2551

    1. 2.

  • WWW.NISITTUTOR-ONLINE.COM 7. ( O-NET56 ) 1.

    () 1) 2)

    () 1) 2)

    () 1) 2)

    1. () , () () 2. () () () 3. () () () 4. () () () 5. () , () () ( O-NET57 ) 1.

    . 1) 2)

    . 1) 2)

    . 1) 2) 1. . , . . 2. . . . 3. . . . 4. . . . 5. . , . .

  • WWW.NISITTUTOR-ONLINE.COM 8. ( O-NET58 ) 1.

    1) 2) 3) 4)

    1. 2. 3. 4. 5. 2. 1 10 1.

    1001 2.

    2561 3.

    5121 4.

    10001 5.

    10241

    1

    1

    1

    1

    1 2 3 4

  • WWW.NISITTUTOR-ONLINE.COM 9.

    (1) 3 4 7 ( 49 6 ) (2)

    , , ,

    (3) 2 ( 2 ) 2.

    ax2+bx+c = 0 a , b , c a 0 3 1. 2. 3. x =

    a2ac4bb 2

    (4) , , ( )

    x1

    31 ,

    2x1x4

    x ( 58 )

    ( .4 1 )

    3. ( Rael Number )

    2551

    1. 2.

    2.1 2.2 3.

    3.1 3.2 4. 5.

  • WWW.NISITTUTOR-ONLINE.COM 10.

    (5) 1

    2 (1)

    a b b a b a b b a b

    (2)

    a b a b a b a b a b a b

    (6) (1) 5 6 (2)

    a = b a = b b 0

    a = b a = b

  • WWW.NISITTUTOR-ONLINE.COM 11. ( O-NET56 ) 1. a , b c

    () ab = ac b = c () a b a2 b2 () a b b c ab bc

    1. () , () () 2. () () () 3. () () () 4. () () () 5. () , () () 2. 1. 4 ,

    722 , 1.010010001 2. 3 2 , 8 , 2 3. +1 , 16 , 0.101001000100001.

    4. 119 , 1.11111. , 3 8 5. 8.0 , 28 , 3 3

    3. A = 4.12 , B = 1.3 C = 36.135

    1. A B C 2. C A B 3. B A C 4. C B A 5. A C B 4. A = { x( 2x+1 )( 43x ) 0 } A 1. ( 1.2,0.2 ) 2. ( 0.9,0.3 ) 3. ( 0.6,1.2 ) 4. ( 0.4,1.5 ) 5. ( 0.3,1.3 ) 5. 3 7

    1. 11 + 4 14 2. 11 + 8 21 3. 22 + 4 14 4. 22 + 4 21 5. 22 + 8 14 6. x 3 4 7. 120 1,240

  • WWW.NISITTUTOR-ONLINE.COM 12. ( O-NET57 ) 1. a , b c

    . ab = ac b = c . abc 0 b 0 abc 0 . a 0 b 0 a + b ab2

    1. . . . 2. . . . 3. . . . 4. . . . 5. . . . 2. a = 1218 b = 5075

    . a b . 3a 2b . a + b 2

    1. . . . 2. . . . 3. . . . 4. . . . 5. . . .

    3. x2x1x

    = 1 1. 4 2. 3 3. 2 4. 1 5. 2 4. A = { x x+1+ 1 2 } A 1. ( 4,2 ] 2. ( 3,1 ) 3. [ 1,0 ) 4. [ 0,2 ) 5. [ 2,3 ) 5. A = { x x 2 3 }

    B = { x x2 3x 4 0 } A B

    1. 3 2. 4 3. 5 4. 6 5. 7

  • WWW.NISITTUTOR-ONLINE.COM 13. ( O-NET58 ) 1. , 1. 7.222 , 3 ,

    71 2. 11 , 3 8 , 2.555 3.

    21 , , 9 1

    4. 53 , 6.060060006 , 1000 5. 2 0.414 , 2 , 4.718

    2. . a , b , c a b c ab bc . a b a b

    ba

    . a b ab a b 1. . . . 2. . . . 3. . . . 4. . . . 5. . , . . 3. A = { x3x2 + 5x 12 0 }

    B =

    0x

    21x

    1x

    A B 1. 0 2. 1 3. 2 4. 3 5. 4

    4. I = A = { xx I x2 7 } B = { xx I x+1 2 }

    1. AB 12 2. AB 3 3. AB 5 4. AB 4 5. AB 35

  • WWW.NISITTUTOR-ONLINE.COM 14.

    (1) 3 6 7 ( 49 5 7 ) (2) ( 90% )

    4. ( Relation and Function )

    2551

    1. 1.1 1.2 1.3

    2. 3.

    3.1 3.2 3.3

    4. 5. 6.

    1. 2. ( h,k )

    y = f(x) = ax2 + bx + c y = f(x) = a( xh)2 + k

    a 0 a 0 a 0 a 0

    =

    a4

    bac4,a2b 2

    = ( h,k )

  • WWW.NISITTUTOR-ONLINE.COM 15. (3) PAT1 O-NET

    (4) 4.1 ( )

    4.2 4.3 4.4 check choice

    (5) ( Fix cost ) , ( Variable cost ) ( )

    (6) ( )

    (7) ( r 1 ) ( f 1 ) fog(x) , gof(x) , (f+g)(x) , (fg)(x) , (fg)(x) , (f/g)(x) !!

    (1) ( 90% ) 49 (2) ( 60 % ) 49

  • WWW.NISITTUTOR-ONLINE.COM 16.

    ( O-NET56 ) 1. 10 100

    11 98 12 96 2 1 x y ( : )

    1. y = 1000 + 80x 2x2 2. y = 1000 80x 2x2 3. y = 1000 + 80x x2 4. y = 500 40x x2 5. y = 500 + 40x x2 2. { 1 , 2 , 3 , 4 , 5 } { 1 , 2 , 3 , 4 }

    1. 2. 3. 4. 5.

    1 2 3 4 5

    1 2 3 4

    1 2 3 4 5

    1 2 3 4

    1 2 3 4 5

    1 2 3 4

    1 2 3 4 5

    1 2 3 4

    1 2 3 4 5

    1 2 3 4

  • WWW.NISITTUTOR-ONLINE.COM 17.

    y y

    y y

    x x

    x x

    1

    1

    1 1

    y

    x

    1

    3. { (x,y) x y2 , 0 y 1 } 1. 2. 3. 4. 5.

    4. f(x) = 1x

    1 f

    1. { y 1 y 0 } 2. { y 1 y 0 } 3. { y y 1 y 0 } 4. { y y 1 y 0 } 5. { y y 1 y 0 } 5. y2 x = 1 xy2 1.

    21 2.

    41 3.

    81 4.

    41 5.

    21

    6. 2

    100 800 200 1,100

  • WWW.NISITTUTOR-ONLINE.COM 18.

    y

    x

    y = x2

    y = 1

    ( O-NET57 ) 1. 1. { ( x,y )x2 y 0 y 1 } 2. { ( x,y )x2 y 0 y 1 } 3. { ( x,y )x2 y 0 y 1 } 4. { ( x,y )x2 y 0 y 1 } 5. { ( x,y )x2 y 0 y 1 } 2. y x 1. 2. 3. 4. 5. 3. f(x) = ( x3 )2 4

    . f . x (