Determine the solution for x² – 3x - 2820
o -7, 4]
o [-4, 7]
o (-00,-4] or [7,00)
(00,-7] or [4,co]

Determine whether the samples are independent or dependent. upper a data set includes the morning and evening temperature for the lasta data set includes the morning and evening temperature for the last 90 days.90 days.

Which ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15

How do you use the elimination method for this question? explain, because i really want to understand!