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4.D nizovi i skupovi

Authored by Martina Dolčić

Mathematics

12th Grade

Used 2+ times

4.D nizovi i skupovi
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9 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Odaberi pojam iz matematike koji IMA definiciju.

skup

točka

pravac

niz

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Niz brojeva 2, -6, 18, -54, 162... je:

aritmetički

geometrijski

takav niz ne postoji

negativan

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Među navedenim formulama izaberi onu koja predstavlja opći član aritmetičkog niza.

an=n2(a1+d)a_n=\frac{n}{2}\left(a_1+d\right)

an=a1+(n1)da_n=a_1+\left(n-1\right)d

an=a1(n+1)da_n=a_1-\left(n+1\right)d

an=n2(a1 d)a_n=\frac{n}{2}\left(a_{1\ }-d\right)

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Odredi kardinalni broj skupa {a, 1, b, 2, c, 3, d}

k=6

k=4

k=3

k=2

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Odredi presjek skupova

A={j, e, d, a, n} i B={d, v, a}.

{j,e,d,a,n,d,v,a}

3

prazan skup

{d, a}

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Dan je skup

S={a, s, d, f, g, h, j, k, l, i, o}.

Odredi koji od ponuđenih skupova je njegov podskup.

{a, s, d, f, g, h, j, k, l, i, o, p}

{d, i, o}

{a, s, m}

{f, h, j, a, s, o, n}

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Koliko iznosi 9. član aritmetičkog niza kojem je prvi član 4, a razlika niza d=5?

44

37

36

45

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