MA KOE 1 Flashcards

1
Q

Mitkä ovat itseisarvo merkit?

A

|

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2
Q

Miten merkitään vastaluku?

A

-(-6) tai -(6)

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3
Q

Mihin lukujoukkoon kuuluu 12?

A

N luonnolliset luvut
Z kokonaisluvut
Q rationaaliluvut
R reaaliluvut

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4
Q

Mihin lukujoukkoon kuuluu -3?

A

Z kokonaisluvut
Q rationaaliluvut
R reaaliluvut

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5
Q

Mihin lukujoukkoon kuuluu 4,3618934?

A

R reaaliluvut

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6
Q

Mihin lukujoukkoon kuuluu 8,7654

A

Q rationaaliluvut

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7
Q

++

A

+

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8
Q

-+

A

-

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9
Q

A

+

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10
Q

Esimerkki aritmeettisesta lukujonosta

A

3,7,11,15
2,4,6,8

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11
Q

Esimerkki geometrisestä lukujonosta

A

2,4,8,16

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12
Q

Kerro kaikki lukujoukot joihin luku -6 tai 2,5 kuuluu

A

Z R Q
R Q

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13
Q

Kerro kaks lukua jotka sopivat x:n paikalle

2<|x|<4

A

-3 ja 3,4

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14
Q

-8+(4)-(+3)-(-1)

A

-14

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15
Q

48:(2+7•(-2))

A

34

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