Search Header Logo

2次不等式を極める①

Authored by Kenji Takei

Mathematics

10th - 12th Grade

Used 31+ times

2次不等式を極める①
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

次の2次不等式を解け.

 (x+1)(x4)>0\left(x+1\right)\left(x-4\right)>0  

 x<1, 4<xx<-1,\ 4<x  

 1<x<4-1<x<4  

 x<4,  1<xx<-4,\ \ 1<x  

 4<x<1-4<x<1  

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

次の2次不等式を解け.

 (x2)(x3)0\left(x-2\right)\left(x-3\right)\le0  

 x<2, 3<xx<2,\ 3<x  

 2<x<32<x<3  

 x2,  3xx\le2,\ \ 3\le x  

 2x32\le x\le3  

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

次の2次不等式を解け.

 (x2)(x+5)<0\left(x-2\right)\left(x+5\right)<0  

 x<5, 2<xx<-5,\ 2<x  

 5<x<2-5<x<2  

 x<5,  2<xx<-5,\ \ 2<x  

 2<x<5-2<x<5  

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

次の2次不等式を解け.

 (x3)(x+3)0\left(x-3\right)\left(x+3\right)\ge0  

 x<3, 3<xx<-3,\ 3<x  

 3<x<3-3<x<3  

 x3,  3xx\le-3,\ \ 3\le x  

 3x3-3\le x\le3  

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

次の2次不等式を解け.

 (x1)(3x1)<0\left(x-1\right)\left(3x-1\right)<0  

 x<13,  1<xx<\frac{1}{3},\ \ 1<x  

 13<x<1\frac{1}{3}<x<1  

 x13,  1xx\le\frac{1}{3},\ \ 1\le x  

 13x1\frac{1}{3}\le x\le1  

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

次の2次不等式を解け.

 (x2)(2x+1)0\left(x-2\right)\left(2x+1\right)\ge0  

 x12,  2xx\le-\frac{1}{2},\ \ 2\le x  

 12x2-\frac{1}{2}\le x\le2  

 x2,  12xx\le-2,\ \ \frac{1}{2}\le x  

 2x12-2\le x\le\frac{1}{2}  

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

次の2次不等式を解け.

 (x+7)(x1)<0\left(x+7\right)\left(x-1\right)<0  

 x<7,  1xx<-7,\ \ 1\le x  

 7<x<1-7<x<1  

 x<1,  7<xx<-1,\ \ 7<x  

 1<x<7-1<x<7  

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?