" the product " means multiply
5 - 7V <== ur expression
So it only took halley a half an hour (30 minutes) to do her chores.
It would be $18.94, because the hundredths place is the penny.
Answer:
they are equivalent to 4
Step-by-step explanation:
Letting

, we get

and

, so we can parameterize the intersection by

where

.
Image attached.