Hola como estan yo muy bien points free

Find the nonpermissible replacement for binthis expression. b2/5b +5

X-10/4 when x = –18 a 7 b –2 c –7 d 2

Drag each number to the correct location on the statements. not all numbers will be used. consider the sequence below. -34, -21, -8, 5, complete the recursively defined function to describe this sequence