Wzory skróconego mnożenia

Wzory skróconego mnożenia

9th - 12th Grade

11 Qs

quiz-placeholder

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Wzory skróconego mnożenia

Wzory skróconego mnożenia

Assessment

Quiz

Mathematics

9th - 12th Grade

Practice Problem

Hard

Created by

Marta Stasiowska

Used 66+ times

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

( x + 7)2 =

x2 + 7x + 49
x2 + 14x + 7
x2 + 14x + 49
x + 14x + 49

2.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

( x - 4)2 =

x2 - 2x + 16
x2 - 4x + 16
x2 - 8x - 16
x2 - 8x + 16

3.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

( x - 5)(x + 5) =

x2 - 2x +25
x2 - 25
x2 - 5
x2 + 25

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

( 2√6 - √5)=

19 - 4√6
19 - 4√30
29 - 4√30
19 - 4√5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Wyrażenie  x2+8x+16x^2+8x+16  to:

 (x4)2\left(x-4\right)^2  

 (x+4)2\left(x+4\right)^2  

 (x4)(x+4)\left(x-4\right)\left(x+4\right)  

6.

MULTIPLE CHOICE QUESTION

20 sec • 12 pts

(a + b)2 = a2 + 2ab + b2

kwadrat sumy
kwadrat różnicy
różnica kwadratów
druga potęga sumy wyrażeń a i b

7.

MULTIPLE CHOICE QUESTION

20 sec • 12 pts

(a - b)(a + b) = a2 - b2

kwadrat sumy
różnica kwadratów
kwadrat różnicy
suma przez różnicę kwadratów

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