Decide whether the expression has been simplified correctly (ab)^8 = ab^8

A.) yes
B.)No

What is the square root of 45? (step by step working plz)

One integer is 8 times another. if the product is 72, then find the integers

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?