1月3日高二愛複習

1月3日高二愛複習

11th Grade

10 Qs

quiz-placeholder

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1月3日高二愛複習

1月3日高二愛複習

Assessment

Quiz

Mathematics

11th Grade

Easy

Created by

hiofan Wong

Used 2+ times

FREE Resource

10 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

若一等差數列的首項為-5,公差為7,則這個等差數列的第15項為__________.

2.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

等差數列12, 16, 20, …, 72,共有____項。

3.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

求和1+3+5+7+9+…+99=_______________.

4.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

6和20的等差中項為________________

5.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

在等差數列80, 76, 72, 68, …中有_________個正數的項。

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

等比數列:2, 4, 8,…,則第6項為__________.

7.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

在等比數列 5, 15, 45,……405 中共有____________項.

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