any-point-is-the-function-is-not-continous-f-x-4x-8-ln45-8-a-8-b-2-c-no-one-d-5-

Question Number 195033 by mathlove last updated on 22/Jul/23

a n y p o i n t i s t h e f u n c t i o n i s

n o t c o n t i n o u s

f (x) = {(4 x + 8)}^{\frac{l n 45}{8}}

a) - 8 b) - 2

c) n o o n e d) 5

Answered by alephzero last updated on 22/Jul/23

n o t c o n t i n o u s \Rightarrow 4 x - 8 < 0

\Rightarrow a) - 8

Commented by mathlove last updated on 22/Jul/23

w h a t s d o m a i n f (x) ?

s o m e s o l u t i o n

Commented by alephzero last updated on 22/Jul/23

f (x) = {(4 x + 8)}^{\frac{\ln 45}{8}}

D = [- 2; + \infty)