Solve these number patterns:

1. 4,-8,16,-32,64,-128,256,blank, blank, blank.

2. -1000,500,-250,125,-62.5,31.25,-15. 625,blank, blank, blank

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.