Gaisss pleaseee gw sangat sangat membtuhkqn jwban
Matematika
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Pertanyaan
Gaisss pleaseee gw sangat sangat membtuhkqn jwban
1 Jawaban
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1. Jawaban puput287311
g. f(g(x))= [(4x²+1)²-6]= 16x^4+8x+1-6= 16x^4+8x-5
h. f(g(x))= x²+x-12= (g(x))-3= x²+x-12= (g(x))=x²+x-12+3= (g(x))=x²+x-9
i.( f o g o h)(x)= 5
# (g o h)(x)=
g(h(x))= [√(1-2x)]²-2= 1-2x-2= -2x-1
# (f o g o h)(x) =
f(g(h(x)))= √[(-2x-1)+1]= √(-2x)
# (f o g o h)(x) =5
√(-2x)= 5
-2x = 5²
-2x = 25
x = 25/-2
e.
-2+7x
_____
7 - 2x
7x - 2
_____
-2x+7
-7x-2
_____
-2x-7
f
y. = ^3√(5+2x)
y^3 = [^3√(5+2x)]^3
y^3 = 5+2x
y^3-5= 2x
(y^3-5)/2= x
x= (y^3-5)/2
f^-1(y)= (y^3-5)/2
f^-1(x)= (x^3-5)/2
kalo salah maaf, ya.
good luck
:-)
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