Answer:
42.191
Step-by-step explanation:
Punch it in the calculator and round the decimal from 42.1911 to 42.191
Answer:
10 hours
Step-by-step explanation:
320 = 30x + 20
300 = 30x
x = 10
For this case we must find an expression equivalent to:

So:
We expanded
by moving 2 out of the logarithm:

By definition of logarithm properties we have to:
The logarithm of a product is equal to the sum of the logarithms of each factor:

The logarithm of a division is equal to the difference of logarithms of the numerator and denominator.

Then, rewriting the expression:

We apply distributive property:

Answer:
An equivalent expression is:

Answer:
True
Step-by-step explanation:
5/8-2/8=3/8
5-3=2
2+3/8=2 3/8