Answers

2016-03-30T20:49:15+05:30
If x=-12 is a zero of the polynomial
p(-12) =8(-12)³ -a (-12)²-(-12)+2 =0
= 8×-1728 -a×144 +14 =0
= - 13824 -144a+14 =0
= -13810 -144a =0
=-144a =13810
=a = 95.90 (approx)

0