Resolver 7-8.4*0.1+3*(-4*0.25+3^2)+4.1+2

$$7 - 8.4 \cdot 0.1 + 3 \cdot ( - 4 \cdot 0.25 + 3 ^ { 2 } ) + 4.1 + 2$$

Calcular

$$36.26$$

Pasos da solución

Multiplica 8.4 e 0.1 para obter 0.84.

$$7-0.84+3\left(-4\times 0.25+3^{2}\right)+4.1+2$$

Resta 0.84 de 7 para obter 6.16.

$$6.16+3\left(-4\times 0.25+3^{2}\right)+4.1+2$$

Multiplica -4 e 0.25 para obter -1.

$$6.16+3\left(-1+3^{2}\right)+4.1+2$$

Calcula 3 á potencia de 2 e obtén 9.

$$6.16+3\left(-1+9\right)+4.1+2$$

Suma -1 e 9 para obter 8.

$$6.16+3\times 8+4.1+2$$

Multiplica 3 e 8 para obter 24.

$$6.16+24+4.1+2$$

Suma 6.16 e 24 para obter 30.16.

$$30.16+4.1+2$$

Suma 30.16 e 4.1 para obter 34.26.

$$34.26+2$$

Suma 34.26 e 2 para obter 36.26.

$$36.26$$

Factorizar

$$\frac{37 \cdot 7 ^ {2}}{2 \cdot 5 ^ {2}} = 36\frac{13}{50} = 36.26$$