展开 arctan(f(5x^2+1))

解答

展开

arctan (f (5 x^{2} + 1))

arctan (5 f x^{2} + f)

求解步骤

arctan (f (5 x^{2} + 1))

乘开

f (5 x^{2} + 1) : 5 f x^{2} + f

= arctan (5 f x^{2} + f)

e x p an d lo g_{10} (3 x^{2} + 6)

s im pl i f y (x^{2} + 2 i)^{2} (x + 4)

e x p an d sec (a) (1 - sin (a)) (sec (a) + tan (a))

e x p an d (x - 2)^{2} (x - (6 i)) (x - (- 6 i))

e x p an d x^{2 (a - 2)} - y^{6 b}