3 years ago

Which expressions are equivalent

1 answer:

7 0

I have a doubt with the first. That can be correct if is the same that ln(ab)^2-ln a.
The second is correct.
The third is correct. Remember xlny=ln(y^x).
The number four is not correct. Only is equal to the first two terms.
The number five is not correct. Is the same that number four.
Good luck!

You might be interested in

The figure below was formed by joining two semicircles to opposite ends of a square with sides that measure 4 centimeters each.

shusha [124]

Answer:

So the answer is 16+[(3.14)* 2)^2)

Step-by-step explanation:

4*4= 16

pie(r)^2

3.14*2^2

4 0

3 years ago

Read 2 more answers

A rectangle has a length of 4 cm, a width

Blizzard [7]

19 is the answer to this question

4 0

3 years ago

Why is 3 divided by 8 is three times 1 divided by 8

GREYUIT [131]

When you multiply any number by one, it equals that number.
So 3 x 1 = 3.

8 0

3 years ago

Brine is a solution of salt and water. If a tub contains 50 gallons of a 5% solution of brine, how much water must

Nuetrik [128]

Let $w$ be the amount of water that evaporates. At the start, the solution in the tub consists of 2.5 gallons of salt (5% of 50 gallons). After $w$ gallons of water evaporates, we're left with a solution with total volume $50-w$ gallons, and 8% of this amount should be salt, or $0.08(50-w)$ gallons of salt. The amount of salt in the tank before and after evaporation remains unchanged, so