sore04
sore04
26-09-2021
Mathematics
contestada
Given that 3^x = 9^y-1 show that X = 2y-2
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tebohopmogotsi
tebohopmogotsi
26-09-2021
Step-by-step explanation:
3^x =3^2(y-1)
I changed 9 to 3^2.
3^x = 3^2y-2
Drop 3 both sides.
x=2y-1
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