Write the expression LoGa(y+5)+2loga(x+1) as one logarithm. My answer is loga(y+2x+7), but not sure if thats right. thanks for looking.
Hello, kwtolley!
Write the expression as one logarithm.
My answer is: , but not sure if thats right.
You're expected to know the three Properties of Logarithms:
. .
. .
. .
So we have: .
. . . . . . . . . . . property [3]
. . . . . . . . . . . property [1]