Free Printable výrazy - násobení závorky 1

1.

a\cdot\left(a+3\right)=

a)

$a+3$

b)

$a^2+3a$

c)

$3a^2$

d)

$4a$

2.

\left(b+5\right)\cdot a=

a)

nejde

b)

$5a+b$

c)

$ab+5a$

d)

$5ab$

3.

3\cdot\left(2a+3b\right)=

a)

$6a+9b$

b)

$15ab$

c)

$5a+6b$

d)

$6a+6b$

4.

\left(2u-3v\right)\cdot4=

a)

$8u-12$

b)

$-8u+12v$

c)

$6u-7v$

d)

$8u-12v$

5.

-6\cdot\left(4m-3n\right)=

a)

$-24m+18n$

b)

$-6mn$

c)

$-21mn$

d)

$-24m+18mn$

6.

\left(3a^2-2b\right)\cdot2a=

a)

$6a^3-2a$

b)

$6a^3-4ab$

c)

$2a^3b$

d)

$-6a^3+4ab$

7.

-3u^2\cdot\left(4u-5v^2\right)=

a)

$12u^3-15u^2v^2$

b)

$-12u^3-15u^2v^2$

c)

$-12u^3+15u^2v^2$

d)

$12u^3+15u^2v^2$

8.

\left(5rt-6r^3t^2\right)\cdot3r^2t^3=

a)

$15r^2t^3-18r^3t^2$

b)

$15r^3t^3-18r^6t^6$

c)

$15r^3t^4-18r^6t^6$

d)

$15r^3t^4-18r^5t^5$

9.

-3a^3b^2\cdot\left(7ab^2-8a^2b\right)=

a)

$-21a^4b^4+24a^5b^3$

b)

$-21a^3b^4+24a^6b^2$

c)

$-21a^4b^4+24a^5b^2$

d)

$-21a^4b^4+24a^3b^3$

10.

-5x^2y^4\cdot\left(-2xy\ -3x^2y^2\right)=

a)

$10x^3y^5+15x^4y^8$

b)

$10x^3y^5+15x^4y^6$

c)

$10x^3y^4+15x^4y^6$

d)

$10x^3y^5+15x^5y^6$

výrazy - násobení závorky 1

Total questions: 10

Worksheet time: 6mins

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