簡約 (1-tan^2(x)+1)/(cos^2(x))

解

簡約

\frac{1 - tan ^{2} ( x ) + 1}{cos ^{2} ( x )}

\frac{- tan ^{2} ( x ) + 2}{cos ^{2} ( x )}

解答ステップ

\frac{1 - tan ^{2} ( x ) + 1}{cos ^{2} ( x )}

条件のようなグループ

= \frac{- tan ^{2} ( x ) + 1 + 1}{cos ^{2} ( x )}

数を足す:

1 + 1 = 2

= \frac{- tan ^{2} ( x ) + 2}{cos ^{2} ( x )}

f a c t or 4 m^{4} + 35 m^{2} n^{2} + 121 n^{4}

e x p an d (4 x^{2} - 1) (4 x^{2} + 1)

s im pl i f y \frac{2 x ^{4} - 3 x ^{4} + 3 x ^{2}}{x ^{6}}

s im pl i f y \frac{( a ^{3} - 2 a ^{2} \cdot b )}{( 2 a ^{3} \cdot b ^{2} - a ^{4} \cdot b )}

s im pl i f y \frac{1}{2} + \frac{1}{2} + 4 + 6 + \frac{1}{2} + 4 + 6 + 8 + \frac{1}{2} + 4 + 6 + 8 + 2 n