How can we simplify this expression below into a single logarithm? 3log(x)+1/2log(4y)−log(z)

Step-by-step explanation:

We can start by using the power property of logarithms to rewrite the expression. We raise the contents of the logarithm to the power of the coefficient:

Now, we can use both the addition and subtraction properties of logarithms to rewrite the expression. Addition becomes multiplication while subtraction becomes division:

And to write it in a more proper way:

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm