化简 4.2^2

解答

化简

4. 2^{2}

17.64

求解步骤

4. 2^{2}

4. 2^{2} = 17.64

= 17.64

x - 7.67 \geq 8.4

x^{2} + 3 x - 18 \geq 0

x (6 x - 18) = 0

\frac{2 x}{5} = \frac{12}{8}

\frac{5 x + 2}{4} < \frac{18}{5}