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Kiemelés, összevonás, azonosságok, algebrai tört

Authored by Gabriella Szabó

Mathematics

8th - 9th Grade

CCSS covered

Used 8+ times

Kiemelés, összevonás, azonosságok, algebrai tört
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22 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(2x-1)(2x+1)-(5x+5)²

A feladat megoldását a lapodon levezetve kérem!

-21x²-50x-26

-23x²-48x-26

-21x²+49x-26

-23x²+49x-26

-21x²+49x-21

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(5x-4)(5x+4)

25x²-16
5x²+2x-16
25x²-16x-16
5x²-16
25x²+25

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(4x-5)²

16x²-40x+25
4x²-38x+25
16x²+25
4x²+25
16x²+16

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(3x+5)(3x-5)

9x²-25
3x²+2x-25
9x²-25x-25
3x²-25
9x²+9

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(x-3)²+(x+6)²

A feladat megoldását a lapodon levezetve kérem!

2x²+6x+45

2x²+8x+45

2x²-12x+45

2x²+45

2x²+2

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(5x+7)²

25x²+70x+49
5x²+72x+49
25x²+49
5x²+49
25x²+25

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(2x-6)²

4x²-24x+36
2x²-22x+36
4x²+36
2x²+36
4x²+4

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