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I год. Степени и полиноми

I год. Степени и полиноми

Assessment

Presentation

Mathematics

9th Grade

Hard

Created by

Dragica Petkova

FREE Resource

1 Slide • 19 Questions

1

​СТЕПЕНИ И ПОЛИНОМИ

By Dragica Petkova

2

Reorder

424^2 81\sqrt[]{81} 232^3 273\sqrt[3]{-27} 11211^2

1616

99

88

3-3

121121

1
2
3
4
5

3

Multiple Choice

ax+ay=ax+ay=

1

y(x+a)y\left(x+a\right)

2

x(a+y)x\left(a+y\right)

3

a(x+y)a\left(x+y\right)

4

a(xy)a\left(x-y\right)

4

Multiple Choice

x2x8=x^2·x^8=

1

x10x^{10}

2

x5x^5

3

x10x^{10}

4

x6x^6

5

Multiple Choice

x11: x2=x^{11}:\ x^2=

1

x3x^3

2

x9x^9

3

x14x^{14}

4

x10x^{10}

6

Multiple Choice

(x3)3 =\left(x^3\right)^3\ =

1

x9x^9

2

x6x^6

3

x4x^4

4

x5x^5

7

Multiple Choice

2x+6y=2x+6y=

1

2(x+3y)2\left(x+3y\right)

2

3(x+2y)3\left(x+2y\right)

3

2(x+4y)2\left(x+4y\right)

4

2(3x+y)2\left(3x+y\right)

8

Multiple Choice

(ab)4=\left(\frac{a}{b}\right)^4=

1

a4b4\frac{a^4}{b^4}

2

a2b2\frac{a^2}{b^2}

3

a4b\frac{a^4}{b}

4

ab4\frac{a}{b^4}

9

Multiple Choice

(ab)5=\left(a·b\right)^5=

1

a5b4a^5·b^4

2

a5ba^5·b

3

ab5a·b^5

4

a5b5a^5·b^5

10

Multiple Choice

(x2y)3=\left(x^2·y\right)^3=

1

x6y3x^6·y^3

2

x2y3x^2·y^3

3

x5y3x^5·y^3

4

x2y3x^2·y^3

11

Multiple Choice

(a2b3)2=\left(\frac{a^2}{b^3}\right)^2=

1

a4b6\frac{a^4}{b^6}

2

a4b5\frac{a^4}{b^5}

3

a2b4\frac{a^2}{b^4}

4

a2b\frac{a^2}{b^{ }}

12

Multiple Choice

(2x)3=\left(2x\right)^3=

1

8x8·x^{ }

2

2x32·x^3

3

8x38·x^3

4

8x28·x^2

13

Multiple Choice

2222=2·2·2·2=

1

242^4

2

242·4

3

434^3

4

434·3

14

Multiple Choice

Mономот 5x2y5x^2y има

1

коефициент : 5

главна вредност : x2yx^2y

степен : 3

2

коефициент : 2

главна бвредност : xy

степен : 2

3

коефициент : 5x25x^2

главна вредност yy

степен : 2

4

коефициент : 5

главна врендост: xyxy

степен : 2

15

Match

Поврзи ги соодветните изрази

2xy(3x2y)2xy·\left(-3x^2y\right)

3ab2(5ab)3ab^2·\left(-5ab\right)

10a3b3:5ab10a^3b^3:5ab

6x3y2-6x^3y^2

15a2b3-15a^2b^3

2a2b22a^2b^2

16

Multiple Choice

Биномот x21x^2-1 се разложува на

1

(x1)(x+2)\left(x-1\right)·\left(x+2\right)

2

(x+1)(x+1)\left(x+1\right)·\left(x+1\right)

3

(x1)(x+1)\left(x-1\right)·\left(x+1\right)

4

(x1)2\left(x-1\right)^2

17

Multiple Choice

Биномот z24z^2-4 се разложува на

1

(z2)(z+2)\left(z-2\right)·\left(z+2\right)

2

(z+4)(z4)\left(z+4\right)·\left(z-4\right)

3

z2+2z+1z^2+2z+1

4

(z+16)(z16)\left(z+16\right)·\left(z-16\right)

18

Multiple Choice

(y+1)2=\left(y+1\right)^2=

1

y2+2y+1y^2+2y+1

2

y22y+1y^2-2y+1

3

(y+1)(y1)\left(y+1\right)·\left(y-1\right)

4

y22y1y^2-2y-1

19

Match

Мономот 4a2b-4a^2b има

коефициент

главна вредност

степен

-4

a2ba^2b

3

20

Multiple Choice

(a+b)2=\left(a+b\right)^2=

1

a2+2ab+b2a^2+2ab+b^2

2

a22abb2a^2-2ab-b^2

3

a22ab+b2a^2-2ab+b^2

4

a2+ab+b2a^2+ab+b^2

​СТЕПЕНИ И ПОЛИНОМИ

By Dragica Petkova

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