IMathAS-libretexts

(a) If

\displaystyle {{\log}_{{{7}}}{x}}={9}

, then

\displaystyle {x}=

.
(b) If

\displaystyle {{\log}_{{{6}}}{x}}={7}

, then

\displaystyle {x}=

.

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\displaystyle

Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity

Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity