diketahui f(x) = |10-2x| dan g (x) = |2x+6| tentukan nilai: F(-4) x g(-4) - (f(10))²

f(x) = 10 - 2x
g(x) = 2x + 6

f(-4) = 10 - 2(-4) = 10 - (-8) = 18
g(-4) = 2(-4) + 6 = -8 + 6 = -2
(f(10))² = (10 - 2(10))² = (10 - 20)² = -10² = 100

f(-4) x g(-4) - (f(10))²
= 18 x -2 - 100
= -36 - 100
= -136