limit as x approaches-1 of sqrt(x+5)-2

解答

x \to - 1 lim (x + 5 - 2)

0

求解步骤

x \to - 1 lim (x + 5 - 2)

代入值

x = - 1

= - 1 + 5 - 2

化简

- 1 + 5 - 2 : 0

= 0

d er i v a t i v e 5^{x^{4}}

3 x^{2} y + x^{3} y^{^{'}} = - 7 sec^{2} (x) tan (x)

t an g e n t f (x) = 2 x^{3} - 4 x + 6

y^{^{'}} = 4 + e^{y - 4 x + 1}

in v erse l a pl a ce \frac{400}{s ^{2} + 12 s + 400}