Quiz about Mathematics2

Question 1

$$اكتب\ x^{\frac{1}{6}}\ على\ الصورة\ الجذرية$$

Accepted Answer

$$\sqrt[6]{x}$$

Answer

$$\sqrt[x]{6}$$

Answer

$$\sqrt[1]{x^6}$$

Question 2

$$81^{-\frac{1}{4}}$$

Accepted Answer

$$\frac{1}{3}$$

Answer

$$\frac{3}{1}$$

Answer

$$\frac{2}{3}$$

Question 3

$$216^{\frac{2}{3}}$$

Accepted Answer

36

Answer

6

Answer

18

Question 4

$$a^{\frac{2}{7}}\degree a^{\frac{4}{7}}$$

Accepted Answer

$$a^{\frac{6}{7}}$$

Answer

$$a^{\frac{7}{6}}$$

Answer

$$a^{\frac{2}{7}}$$

Question 5

$$b^{\frac{5}{6}}$$

Accepted Answer

$$\frac{b\ \frac{1}{6}}{b}$$

Answer

$$\frac{b}{b\ \frac{1}{6}}$$

Answer

$$\frac{b}{b\ \frac{6}{1}}$$

Question 6

$$\frac{x^{\frac{1}{2}}-2}{3x^{\frac{1}{2}}+2}$$

Accepted Answer

$$\frac{3x-8x^{\frac{1}{2}}x4}{9x-4}$$

Answer

$$\frac{4x-8x^{\frac{1}{2}}x3}{9x-4}$$

Answer

$$\frac{3x-4x^{\frac{1}{2}}x8}{4x-9}$$

Question 7

$$p^{\frac{1}{4}}\degree p^{\frac{2}{4}}$$

Accepted Answer

$$p^{\frac{5}{2}}$$

Answer

$$p^{\frac{2}{5}}$$

Answer

$$p^{\frac{5}{4}}$$

Question 8

$$4\left(3x+6\right)^{\frac{1}{4}}-12\ =0$$

Accepted Answer

x=25

Answer

x=20

Answer

x=30

Question 9

$$\frac{6c}{5d}\degree\ \frac{15cd^2}{8a}$$

Accepted Answer

$$\frac{9c^2d}{4a}$$

Answer

$$\frac{4c^2d}{9a}$$

Answer

$$\frac{9c^2a}{4d}$$

Question 10

$$\frac{18xy^3}{7a^2b^2}\div\frac{12x^2y}{35a^2b}$$

Accepted Answer

$$\frac{15y^2}{2xb}$$

Answer

$$\frac{2y^2}{15xb}$$

Answer

$$\frac{15y^2}{4xb}$$

Question 11

$$\frac{12c^3d^2}{21a^4b}\cdot\frac{14a^2b}{8c^2d}$$

Accepted Answer

cda

Answer

dac

Answer

dca

Question 12

$$\frac{1+\frac{1}{x}}{1-\frac{x}{y}}$$

Accepted Answer

$$\frac{xy+y}{xy-x^2}$$

Answer

$$\frac{xy-y}{xy+x^2}$$

Answer

$$\frac{xy+x}{xy-y^2}$$

Question 13

$$\frac{4+\frac{2}{x}}{3-\frac{2}{x}}$$

Accepted Answer

$$\frac{4x+2}{3x-2}$$

Answer

$$\frac{3x+2}{4x-2}$$

Answer

$$\frac{2x+4}{2x-3}$$

Question 14

$$12a^2b,15abc,8b^3c4$$

Accepted Answer

$$LCM:120a^2b^3c^4$$

Answer

$$LCM:60a^2b^3c^4$$

Answer

$$LCM:30a^2b^3c^4$$

Question 15

$$\frac{12y}{5x}+\frac{5x}{4y^3}$$

Accepted Answer

$$\frac{48y^4+25x^2}{20xy^3}$$

Answer

$$\frac{24y^4+25x^2}{20xy^3}$$

Answer

$$\frac{48y^4+25x^2}{10xy^3}$$

Question 16

$$\frac{5}{6ab}+\frac{3b^2}{14a^3}$$

Accepted Answer

$$\frac{35a^2+9b^3}{42a^{3b}}$$

Answer

$$\frac{35a^2+9b^3}{21a^{3b}}$$

Answer

$$\frac{17a^2+3b^3}{42a^{3b}}$$

Question 17

$$\frac{76}{12a}-\frac{1}{18ab^3}$$

Accepted Answer

$$\frac{21b^4-2}{36ab^3}$$

Answer

$$\frac{21b^4-2}{18ab^3}$$

Answer

$$\frac{10b^4-1}{36ab^3}$$

Question 18

$$\frac{y^1}{x^1}=\frac{y2}{x^2}$$

Accepted Answer

21=y2

Answer

11=y2

Answer

24=y2

Question 19

$$f\left(x\right)=\frac{x^2+4x-5}{x+5}$$

Accepted Answer

$$x=-5$$

Answer

$$x=5$$

Answer

$$x=0$$

Question 20

$$\frac{5}{y-2}+2=\frac{17}{6}$$

Accepted Answer

y=8

Answer

y=9

Answer

y=10

Question 21

$$\frac{2x}{x+5}-\frac{x^2-x-10\ }{x^2+8x+15}=\frac{3}{x+3}$$

Accepted Answer

$$\frac{3}{4}=\frac{3}{4}$$

Answer

$$\frac{3}{4}=\frac{4}{4}$$

Answer

$$\frac{3}{4}=\frac{3}{3}$$

Question 22

$$440+220+110+........$$

Accepted Answer

880

Answer

770

Answer

1100

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