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ស៊្វីតធរណីមាត្រ

Authored by Special Learning

Mathematics

11th Grade

Used 755+ times

ស៊្វីតធរណីមាត្រ
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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

តើមួយណាជារូបមន្តស៊្វីតធរណីមាត្រ?

an=a1×qn1a_n=a_1\times q^n-1

an=a1+q(n1)a_n=a_1+q^{\left(n-1\right)}

an=a1×q(n1)a_n=a_1\times q^{\left(n-1\right)}

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

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

តើស៊្វីត  3,3,3,3,...3,-3,3,-3,...  ជាស៊្វីតធរណីមាត្រឬទេ?

បាទ/ចាស

ទេ

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

តើស៊្វីត  1,4,9,25,...1,4,9,25,...  ជាស៊្វីតធរណីមាត្រឬទេ?

ទេ

បាទ/ចាស

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

គេមានស៊្វីត  1,3,9,27,...1,3,9,27,...  តើមួយណាជារូបមន្តតួទី nn  នៃស៊្វីតនេះ?

 3n3^n  

 1+(n1)21+\left(n-1\right)2  

 3(n1)3^{\left(n-1\right)}  

ចម្លើយផ្សេងពីនេះ

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

តើតួទី ១០ នៃស៊្វីត 1,2,4,8,...1,2,4,8,...  ស្មើប៉ុន្មាន?

 128128  

 10241024  

 512512  

 1010  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

គណនាផលបូក៧តួដំបូងនៃស៊្វីត 2,6,18,54,...2,6,18,54,...  

 43744374  

 21862186  

 10241024  

ចម្លើយផ្សេងពីនេះ

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

គេមានស៊្វីត 1,4,16,64,...1,4,16,64,...  តើចំនួន  40964096  ត្រូវនឹងតួទីប៉ុន្មាននៃស៊្វីត?

 66  

 77  

 55  

ចម្លើយផ្សេងពីនេះ

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