How many possible 10-digit phone numbers with the area code 617 are there? (any decimal digit can be the digit of a phone number. for instance the number 617−000− is a possible phone number)

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)