Give the nth term of the sequence { 3 , 5 , 7 , 9 , 11 , . . . } \left\{3,5,7,9,11,...\right\} { 3 , 5 , 7 , 9 , 1 1 , . . . }

a n = 2 n + 1 a_n=2n+1 a n = 2 n + 1

a n = n + 1 a_n=n+1 a n = n + 1

a n = n + 2 a_n=n+2 a n = n + 2

a n = 2 n + 2 a_n=2n+2 a n = 2 n + 2

1st Periodical Test in Mathematics 10 Quiz

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Give the next two terms of the given sequence:
$\left\{3,5,7,9,11,...\right\}$

12, 13

12, 14

13, 15

13, 16

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Give the nth term of the sequence
$\left\{3,5,7,9,11,...\right\}$

$a_n=n+1$

$a_n=n+2$

$a_n=2n+1$

$a_n=2n+2$

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the common difference of the sequence
$\left\{5,\ 12,\ 19,\ 26,...\right\}$

$d=4$

$d=5$

$d=6$

$d=7$

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

TRUE OR FALSE:

Is $\left\{11,22,44,...\right\}$ an arithmetic sequence?

TRUE

FALSE

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Given $a_n=5n-3$ , find $a_3$ .

$a_3=11$

$a_3=12$

$a_3=13$

$a_3=14$

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Given $a_n=3^n+2$ , find $a_4$ .

$a_4=83$

$a_4=85$

$a_4=86$

$a_4=87$

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

TRUE OR FALSE:

$\left\{-2,\ 6,-18,\ \ 48,...\right\}$ is a geometric sequence?

TRUE

FALSE

8.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Determine the common ratio : $\left\{5,15,45,135,..\right\}$

r = 1

r = 2

r = 3

r = 4

9.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the common ratio of $a_1=-2\ \ \ and\ \ \ a_3=-8$ .

r = 2

r = 3

r = 4

r = 5

10.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Give the sum of the finite geometric sequence.

$S_6=\left\{1,\ 3,\ 9,...\right\}$

$S_6=362$

$S_6=363$

$S_6=364$

$S_6=365$

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1st Periodical Test in Mathematics 10

Give the next two terms of the given sequence: {3,5,7,9,11,...}\left\{3,5,7,9,11,...\right\}{3,5,7,9,11,...}

Give the nth term of the sequence {3,5,7,9,11,...}\left\{3,5,7,9,11,...\right\}{3,5,7,9,11,...}

What is the common difference of the sequence {5, 12, 19, 26,...}\left\{5,\ 12,\ 19,\ 26,...\right\}{5, 12, 19, 26,...}

TRUE OR FALSE: Is {11,22,44,...}\left\{11,22,44,...\right\}{11,22,44,...} an arithmetic sequence?

Given an=5n−3a_n=5n-3an​=5n−3 , find a3a_3a3​ .

Given an=3n+2a_n=3^n+2an​=3n+2 , find a4a_4a4​ .

TRUE OR FALSE: {−2, 6,−18, 48,...}\left\{-2,\ 6,-18,\ \ 48,...\right\}{−2, 6,−18, 48,...} is a geometric sequence?

Determine the common ratio : {5,15,45,135,..}\left\{5,15,45,135,..\right\}{5,15,45,135,..}

Find the common ratio of a1=−2 and a3=−8a_1=-2\ \ \ and\ \ \ a_3=-8a1​=−2 and a3​=−8 .

Give the sum of the finite geometric sequence. S6={1, 3, 9,...}S_6=\left\{1,\ 3,\ 9,...\right\}S6​={1, 3, 9,...}

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Discover more resources for Mathematics

Give the next two terms of the given sequence:
$\left\{3,5,7,9,11,...\right\}$

Give the nth term of the sequence
$\left\{3,5,7,9,11,...\right\}$

What is the common difference of the sequence
$\left\{5,\ 12,\ 19,\ 26,...\right\}$

TRUE OR FALSE:

Is $\left\{11,22,44,...\right\}$ an arithmetic sequence?

Given $a_n=5n-3$ , find $a_3$ .

Given $a_n=3^n+2$ , find $a_4$ .

TRUE OR FALSE:

$\left\{-2,\ 6,-18,\ \ 48,...\right\}$ is a geometric sequence?

Determine the common ratio : $\left\{5,15,45,135,..\right\}$

Find the common ratio of $a_1=-2\ \ \ and\ \ \ a_3=-8$ .

Give the sum of the finite geometric sequence.

$S_6=\left\{1,\ 3,\ 9,...\right\}$