Choose the missing exponent to create a polynomial: 3x^4+4x^2-9x^-?+2
?=Missing Value

A) 2
B) 3
C) -9
D) 7
E) 4

Why do interests rates on loans to be lower in a weak economy than in a strong one

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?