What is the range of the function use “ -infinity” and “+infinity” if you need to don not use any spaces

For what type of equity loan are you lent a lump sum, which is to be paid within a certain period of time? a. a line of credit b. equity c. a second mortgage d. an amortization

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.