4/(4^2+1)

解答

\frac{4}{4 ^{2} + 1}

\frac{4}{17}

十进制

0.23529 \dots

求解步骤

\frac{4}{4 ^{2} + 1}

解

4^{2} + 1 : 17

= \frac{4}{17}

\frac{y}{- 1} + 4 < 9.97

26 = 54 t - 5 t^{2}

t^{2} + t + 1 = (t + 1)^{2}

f a c t or 25 t^{2} - 120 t + 144

s im pl i f y lo g_{\frac{1}{4}} (1024)