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اختبار قصير للمعيار الثاني 1

Mathematics

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اختبار قصير للمعيار الثاني 1
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

اذا كان
-2,4 
هما جذرا المعادلة 
x2+ bx = c
 فإن قيمة 
c , b 
هما 

c = 8 
b = -2
c = 8 
b = 2
c = -8 
b = -2
c = -8 
b = 2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

مجموعة حل المتباينة 

(-∞ ,3)
(-∞ ,-3)
(-∞ ,⅓)
(-∞ ,-⅓)

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

معكوس الدالة 
y = x2  
x , y 
≥ 0

√0
x2
x/y
y/x

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

المعادلة التي جذرها 
(1+√2)  ، (1-√2)
هي 

x2-2x +1
x2-2x -1
x2+2x -1
x2+2x +1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

اذا كان 
X - 2 
هو أحد عوامل المعادلة 
X³-2x²+ x + k = 0
k  فإن قيمة 
تساوي 

-2
2
-1
1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 أوجد  جذور المعادلة في مجموعة الاعداد المركبة 
X³-2x²+ x + k = 0

{i , -i , 2}
{-2i , i , 3i}
{1 , -1 , -2i}
{1 , 3i , 2i}

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

حل المعادلة 
x²+36=0 
ℂ في 
هي 

{6i , -6i}
{3i , 1 }
{2i , 3i}
{3 , -2i}

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