any point is the function is not continous f(x)=(4x+8)^((ln45)/8) a) −8 b) −2 c) no one d) 5


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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

	$f (x) = {(4 x + 8)}^{\frac{\ln 45}{8}}$ $D = [- 2; + \infty)$
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