Lim x mendekati -2 x^4 - 16 / (x +2) = 3a +1 Bantu jawab untuk besok! :)

jawab

lim (x->-2)  (x⁴ -16) /(x + 2) = 3a + 1

lim (x-> -2) (x²-16)(x + 2)(x +2) / (x  +2) = 3a + 1

lim(x->-2) (x² +6)/(x -  2)
sub x = - 2
(4 + 6)/(-4) = 3a + 1
-1/2  = 3a + 1
3a = - 3/2
a = - 1/2