Let f(x)={user user = { x 8. Prove the following 10 a. Prove lim f(x) =...
Let f be defined on an open interval I containing a point a (1) Prove that if f is differentiable on I and f"(a) exists, then lim h-+0 (a 2 h2 (2) Prove that if f is continuous at a and there exist constants α and β such that the limit L := lim h2 exists, then f(a)-α and f'(a)-β. Does f"(a) exist and equal to 2L? Let f be defined on an open interval I containing a point a...
XL Xa 12. (a) Suppose that f(x) = g(x) for all x. Prove that lim f(x) < lim g(x), provided that these limits exist. (b) How can the hypotheses be weakened? (c) If f(x) < g(x) for all x, does it necessarily follow that lim f (x) < lim g(x)? Ya X-
(1/x) does not exist but that lim cos(1/x) = 0 a) Prove that lim cos x-+0 (1/x) does not exist but that lim cos(1/x) = 0 a) Prove that lim cos x-+0
1 Given lim f(x) = 5, lim g(x) = -2, and lim h(x) = 0, evaluate the limit: lim x-c f(x) - 8(x) 1-C X- X-C 1 5 b) c) d) e) does not exist
1 xe Let f(x)={? x 8. Prove that f(x) continuous only at +1. Let f(x)= $3.x xs! x >1 Using the definition prove lim f(x)=1 and lim f (x) = 3 x>17 11°
Let f(x) be a differentiable function with inverse of f(x) such that f(0)=0 and f'(0) is not 0. Prove lim(x->0) f(x)/f −1(x) =f'(0)^2 f-1(x) is f inverse of x
Use the graph to find the following imits. 6- a. lim f(x)b. lim f(x) x-3 4 2 a. Find f(x) or state that it doesn't exist. Select the correct choice below and fill in any answer boxes lim x→-3 in your choice. -4 -2 OA. f(x)= lim (Type an integer.) O B. The limit does not exist. b. Find lim f(x) or state that it doesn't exist. Select the correct choice below and fill in any answer boxes x→-1 in...
6. Let F be the CDF of a random variable X. Prove that lim F(t) = 1.
3 Use the 2-3 definition of lim f(x)=1 to prove that lim x+8 = 14.
Determine lim f(x) and lim f(x) for the following function. Then give the horizontal asymptotes of f, if any. X-00 --00 2x 6x + 2 Evaluate lim f(x). Select the correct choice below and, if necessary, fill in the answer box to complete your choice. X-00 A. 2x lim x-00 6x + 2 (Simplify your answer.) O B. The limit does not exist and is neither o nor -0.