działania na pierwiastkach

działania na pierwiastkach

1st - 5th Grade

25 Qs

quiz-placeholder

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ข้อสอบกลางภาคเรียนที่ 2/2564 วิชาคณิตศาสตร์ ชั้น ป.1

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działania na pierwiastkach

działania na pierwiastkach

Assessment

Quiz

Mathematics

1st - 5th Grade

Hard

Created by

Karolina Faszczewska

Used 263+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Wyłącz czynnik przed symbol pierwiastka  50\sqrt{50}  

 25225\sqrt{2}  

 525\sqrt{2}  

 252\sqrt{5}  

 5105\sqrt{10}  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Oblicz  35637=\frac{^3\sqrt{56}}{^3\sqrt{7}}=  

 22  

 32^3\sqrt{2}  

 8\sqrt{8}  

 88  

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Określ prawdziwość zdania:  3 = 2:23\sqrt{3}\ =\ \sqrt{2}:\sqrt{\frac{2}{3}}  

Prawda

Fałsz

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Oblicz:  4+5=\sqrt{4}+\sqrt{5}=  

 252\sqrt{5}  

 9\sqrt{9}  

 2+52+\sqrt{5}  

 33  

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Określ prawdziwość zdania:  (7)2=(37)3-\left(\sqrt{7}\right)^2=\left(^3\sqrt{-7}\right)^3  

Prawda

Fałsz

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Wartością wyrażenia √2⋅(√8-√2) jest:

√12

2√2

6

2

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Gdy od liczby 3√32 odejmiemy 4√8, to otrzymamy:

-√24

4√2

32

3

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