3^(x+2) = 3^x + 216 find x
Answers
Answered by
0
Answer:
3.84 is your answer, it may be wrong
Answered by
1
Answer:
X=3 if question is 3^(x+2)=3^x+216
Step-by-step explanation:
3 =
+ 216
3 =
+ 6x6x6x
x
=
+ 3x2x3x2x3x2
x
=
+
x
x
-
=
x
(
-1) =
x
(9-1) =
x
x 8 =
x
=
=
x = 3
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