Free Printable Kas selle avaldise juures saab kasutada abivalemit?

1.

$a^2-9$

a)

ei saa kasutada abivalemit

b)

jah, see on $\left(a+3\right)\left(a-3\right)$

c)

jah, see on $\left(a-3\right)^2$

2.

$9a^4+25$

a)

ei saa kasutada abivalemit

b)

see on $\left(3a^2+5\right)^2$

c)

see on $\left(3a+5\right)\left(3a-5\right)$

3.

$16x^2+81y^2$

a)

ei saa kasutada abivalemit

b)

see on $\left(4x+9y\right)^2$

c)

see on $\left(9y+4x\right)^2$

4.

$6c^2-64h^2$

a)

ei saa kasutada abivalemit

b)

jah, see on $\left(3c-8h\right)^2$

c)

jah, see on $\left(3c+8h\right)\left(3c-8h\right)$

5.

$\left(5\ +\ x\right)\left(5-x\right)$

a)

ei saa kasutada abivalemit

b)

see on $\left(5+x\right)^2$

c)

see on $\left(5-x\right)^2$

d)

see on $25-x^2$

6.

$\left(6x-2y^2\right)^2$

a)

see on $36x^2-24xy^2+4y^4$

b)

see on $36x^2-4y^4$

c)

see on $36x^2+4y^4-24xy$

7.

Vali KÕIK avaldised, kus saab tegurdamiseks kasutada ruutude vahe valemit

a)

$16a^2-25b^2$

b)

$25x^4-81y^3$

c)

$64x^2y^4-a^2b^2$

d)

$16a^2+25b^2$

e)

$a^4b^6-c^2d^4$

8.

$a^2-b^2\ on\ (a)$

9.

$\left(a+b\right)^2\ on\ ...\ \left(abivalemi\ nimetus\right)$

(a)

10.

$\left(a-b\right)^2\ on\ (a)$

11.

$\left(2x^4+4y^3\right)^2$

a)

ei saa rakendada abivalemit

b)

$see\ on\ 4x^8+16x^4y^3+16y^6$

c)

see on $4x^2+16y^2+16xy$

d)

see on $4x^8+16y^6$

e)

see on $4x^8+16y^6-8xy$

Kas selle avaldise juures saab kasutada abivalemit?

Total questions: 11

Worksheet time: 9mins

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