У = 4х - 2
f(x) = 4x - 2
f(-3) = 4*(-3) - 2 = -12 -2 = -14.
Ответ: значение функции -14.
Ответ 2а в 10+6а в 2-3а +11
1_2/3 = 5/3
0.6 = 6/10 = 3/5
(5/3)^(-x^2) = (5/3)^(x/3)
-x^2 = x/3
x/3 + x^2 = 0
x((1/3) + x) = 0
x1 = 0
x2 = -1/3
402*398 = (400+2)(400-2) = 400² -2² = 160000 - 4= 159996