Question

log base 3 of 9-log base 5 of 625 + log base 7 of 343

Answer 1

9=3^2
625=5^4
343=7^3

Answer 2

\[\log_{a} a=1\]

Answer 3

when base and number are same the log=1

Answer 4

\[\log_{3}3^2-\log_{5}5^4+\log_{7}7^3 \]

Answer 5

\[\log_{a} b^c=c *\log_{a}b \]

Answer 6

thank you lot professor

Answer 7

can u do it ??

Answer 8

sure sir thanks a lot

Answer 9

i have another question will u please help me?

Answer 10

yes sir i'm from india