What is the product? (-Baºb+ 2ab?) (5a?- 2a62-0)
-30a6b+ 12ab2 +6a3b+ 10a²b2-4ab4 - 2ab2
-30a5b+ 12a4b3 +16a3b2-4a2b4 - 2ab3
30a5b-12a4b3+4a3b2-4a²b4 - 2ab3
30a6b-12ab2-6a8b+ 10a²b2-4ab4 - 2ab2

Find the domain of the following expression: 1/(√x)-2

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?