Answer:
f(- 1) = - 5
Step-by-step explanation:
f( - 1) has x = - 1 in the interval - 5 < x ≤ 0 , thus
f(x) = | - 3x + 2 | - 10 , so
f(- 1) = | - 3(- 1) + 2 | - 10 = | 3 + 2 | - 10 = | 5| - 10 = 5 - 10 = - 5