Rezultatul calculului 324 : 322 - 3 ⋅ 4 este
Teza - Digitaliada - Cl.a VIII-a - Sc.N.Russu

Quiz
•
Mathematics
•
8th Grade
•
Medium
Stoica Catalina
Used 14+ times
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14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3
-3
21
-2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cel mai mare număr întreg din intervalul
[-5 ;-3) este
-5
-3
-2
-4
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Rezolvând calculul (-40√12) : (8√6) rezultatul este
-5√2
5√2
-6√4
-8√3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rezultatul calculului ( 2x - 1)2 este
x2 -4x +1
4x2 - 4x +1
4x2 + 4x +1
4x2 +1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dacă suma lungimilor tuturor laturilor unui cub este de 108 cm , atunci aria unei fețe este
36 cm2
8 cm2
81 cm2
9 cm2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dacă x ∊ ℝ* rezolvând corect calculul 42x4 : (6x - x + 2x) se obține :
7x2
8x3
6x3
8x4
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Fie ABCDEF o prismă triunghiulară regulată cu latura bazei de 14 cm. Aria bazei este
49√3 cm2
196√3 cm2
196 cm2
98√3 cm2
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