#972^x = 8#, #243^y = 16#, then #3/x-4/y=#?
2 Answers
2
Explanation:
try to eliminate 'x'
make exponent same => 2
then, you can figure
Explanation:
Recall that,
Accordingly,
By the Change of Base Rule (CBR), then,
where
Similarly,
2
try to eliminate 'x'
make exponent same => 2
then, you can figure
Recall that,
Accordingly,
By the Change of Base Rule (CBR), then,
where
Similarly,