Chapter 2.2, Problem 18E

Please be quick , thank you

2-limx-o(x. secx.cscx)

19 please

x2 8 Find the limits of f(x) = as x approaches zero from the right, zero from the left, 64, and 64. 8 x² lim 8. %3D 8 Simplify your answer.)

Evaluate the limits. lim?→∞ 4?^6+2?^5−?^4 / ?^7−6?^3+2?^2−1

1 - x – x? lim ー 2x? -7 |