CTU 4

$$2\cdot10^3$$

$$6\cdot10^3$$

$$8\cdot10^3$$

$$2\cdot10^4$$

$$6\cdot10^4$$

$$\left\{x<-\frac{2}{3}\right\}\cup\left\{x>\frac{2}{3}\right\}$$

$$\left\{-\frac{2}{3}<x<\frac{2}{3}\right\}$$

$$\left\{-\frac{2}{3}<x<0\right\}$$

$$\left\{0<x<\frac{2}{3}\right\}$$

$$\left\{x>-\frac{2}{3}\right\}$$

$$8^{13}$$

$$8^{42}$$

$$16^{13}$$

$$9\cdot8^6$$

nessuna delle altre risposte

$$x-4$$

$$x+2$$

$$x^2-8$$

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

$$x+8$$

$$5xy$$

$$30x^2y^2z^2$$

$$30x^2y^2$$

$$150x^2y^2z^2$$

$$50x^3y^3z^3$$

150

144

160

216

200

t, y, z, x

x, z, y, t

x, y, z, t

t, y, x, z

y, t, z, x

15%

20%

25%

12,5%

80%

$$x\le0$$

$$x\le-1$$

$$x\ge1$$

$$x\le0$$ e $$x\ge1$$

$$x\le-1$$ e $$x\ge0$$

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

$$\frac{1}{9}$$

$$1$$

$$3$$

$$2$$