Question

Write the expression as a single logarithm.

log3 40 - log3 10

Answer 1

log3 4

Answer 2

How'd ya get that?

Answer 3

@babu

Answer 4

let me write the expression and paste it here, please wait

Answer 5

we know,
log(base) X - log(base) Y = log(base) (X/Y)

so,
log3 40 - log3 10 = log3 (40/10) = log3 4

please note that, the base must be same for the expressions involved

all the best!

Answer 6

Okay thank you! :)