الاجابة
f(8) = (3/4)(8)4 – (1/8)(8)2 + 6(8)
f(8) = 3072 – 8 + 48 = 3112
f(-2) = (3/4)(-2)4 – (1/8)(-2)2 + 6(-2)
f(-2) = 12-(1/2) -12 = -(1/2)