Issolvi (10*2+3)(3*2-7)-(3*2-7)^2

$$( 10 \times 2 + 3 ) ( 3 \times 2 - 7 ) - ( 3 \times 2 - 7 ) ^ { 2 }$$

Evalwa

$$-24$$

Passi tas-Soluzzjonijiet

Immultiplika 10 u 2 biex tikseb 20.

$$\left(20+3\right)\left(3\times 2-7\right)-\left(3\times 2-7\right)^{2}$$

Żid 20 u 3 biex tikseb 23.

$$23\left(3\times 2-7\right)-\left(3\times 2-7\right)^{2}$$

Immultiplika 3 u 2 biex tikseb 6.

$$23\left(6-7\right)-\left(3\times 2-7\right)^{2}$$

Naqqas 7 minn 6 biex tikseb -1.

$$23\left(-1\right)-\left(3\times 2-7\right)^{2}$$

Immultiplika 23 u -1 biex tikseb -23.

$$-23-\left(3\times 2-7\right)^{2}$$

Immultiplika 3 u 2 biex tikseb 6.

$$-23-\left(6-7\right)^{2}$$

Naqqas 7 minn 6 biex tikseb -1.

$$-23-\left(-1\right)^{2}$$

Ikkalkula -1 bil-power ta' 2 u tikseb 1.

$$-23-1$$

Naqqas 1 minn -23 biex tikseb -24.

$$-24$$

Fattur

$$-24$$