Calcul algebric - operații cu numere reprezentate prin litere

Calcul algebric - operații cu numere reprezentate prin litere

1st - 5th Grade

6 Qs

quiz-placeholder

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Calcul algebric - operații cu numere reprezentate prin litere

Calcul algebric - operații cu numere reprezentate prin litere

Assessment

Quiz

Mathematics

1st - 5th Grade

Hard

Created by

Ina Parasca

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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

EFECTUAȚI : - 2X2 - 5X2 + X2

  • 3X2

  • - 6X2

  • - 8X2

6X2

2.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

  • Efectuați : ( 3a5 )(-2a)

  • - 5a

  • - 6a5

a6

-6a6

3.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Efectuați : - 5x + 3x2 - x - 6x2

  • - 6x - 3x2

  • - 9x2

  • - 4x - 3x2

  • - 9x

4.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Efectuați : ( 10b8a3c ) : ( - 2b5a)

8b3a2

5b13a4 c

-5b2a2c

  • - 5b3a2c

5.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

”2a2 + a - 15” este rezultatul cărui calcul ?

(a + 3)(2a - 5)

( 2a - 3)(a + 5)

(a - 3)(2a + 5)

(a - 3)(2a - 5)

6.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

” 81x12y4 ” este rezultatul cărui calcul ?

(-3x6y2 )2

( -9x5y2 )2

( - 3x3y)4

( 9x4y)2