展开 sqrt(4(x+h)-3)-sqrt(4x-3)

解答

展开

4 (x + h) - 3 - 4 x - 3

4 x + 4 h - 3 - 4 x - 3

求解步骤

4 (x + h) - 3 - 4 x - 3

乘开

4 (x + h) - 3 : 4 x + 4 h - 3

= 4 x + 4 h - 3 - 4 x - 3

e x p an d x^{s i n (x)} (cos (x) ln (x) + \frac{sin ( x )}{x})

\frac{d}{d x} (x^{4} - 2 x^{3} - 4 x^{2} - 5 x + 2)

s im pl i f y \frac{1}{2} (- \frac{1}{7} cos (7 x) + cos (x)) + C

s im pl i f y (- p - 50 \cdot p)^{2}

e x p an d A (2, - 3) B (5, - 1)