A) \[x=4\]
B) \[x=-2\]
C) \[x=-3\]
D) \[x=2\]
Correct Answer: B
Solution :
\[{{({{9}^{5}})}^{x}}={{({{9}^{4}})}^{x}}+{{9}^{2}}\]\[\Rightarrow \] \[{{9}^{5x}}={{9}^{4x-2}}\]\[\Rightarrow \] \[5x=4x-2\] \[\Rightarrow \] \[x=-2\]You need to login to perform this action.
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