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สมการกำลังสองตัวเเปรเดียว

Authored by สายชล แก้วพุฒตาล

Mathematics

6th - 8th Grade

Used 36+ times

สมการกำลังสองตัวเเปรเดียว
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

-2

2

-4

4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

-2

2

-4

4

Answer explanation

(x-2)(x-2) = 0

x-2 = 0

x = 2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

-1

1

-2

2

Answer explanation

(x-1)(x-1) = 0

x-1 = 0

x = 1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

-1

1

-2

2

Answer explanation

(x+1)(x+1) = 0

x+1 = 0

x = -1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

0

-1

1

+1 และ -1

Answer explanation

(x-1)(x+1) = 0

x = +1 และ -1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

9

3

-3

3 และ -3

Answer explanation

(x-3)(x+3) = 0

x = 3 และ -3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

-6

-3

3

6

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