Question

Find the limit of the function algebraically.
lim x^2-25/x-5
x>5

Answer 1

is the answer 5?

Answer 2

(x-5)(x+5)/(x-5)

Answer 3

(x+5)

Answer 4

hey could you help me wih another one?

Answer 5

Find the limit of the function by using direct substitution.
lim (3x* cosx)
x>pi/2

Answer 6

1
pi/2
0
5e^pi/2

Answer 7

these are my choices.. and im not quite getting the occillation thing

Answer 8

3e (then x as an expontent) cosx

Answer 9

i have to go sorry but back ill be back in like 45 mins

Answer 10

@tcarroll010

Answer 11

ok, so directly put x= pi/2 in (3x* cosx)
what u get ?

Answer 12

4.70

Answer 13

what is cos (pi/2) =... ?

Answer 14

.917

Answer 15

you must be using your calculator in degree mode.
then
pi/2 = 90 degrees
what is cos 90 =... ?

Answer 16

0

Answer 17

yes, so the entire thing is 0 :)

Answer 18

ooooo okay thank you

Answer 19

welcome ^_^