What is f(-3) for the function f(a) =-2a^2-5a+4

Abox holds 500 paperclips. after a week on the teacher's desk 239 paperclips remained. how many paperclips were used?

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range