Answer:
x ≤ -5
Step-by-step explanation:
According to the 'key' on the far right :
First box has 4 x + 12 in it
second box has - 8 in it
4x+12 ≤ -8 subtract 12 from both sides
4x ≤ -20 divide through by 4
it only has 1 term
a
i =√-1
i^2 = -1
so
i^3
= i^2 * i
= -1√-1
= - √-1
