The answer is that x equals 15
Question 1: C, x < -8 <---
Question 2: A, n>= -4
24 divided by 3= 8 camels were bactrians.
1/3 of 24=8
(3 - 2i)(3 + 2i) . Its form is (a - b)(a + b) = a² - b²
( a = 3 and b = 2i)
(3)² - (2i)²
= 9 - (4i²) , but 1² = -1
= 9 - (-4) = 9+4 = 13
So (3-2i)(3+2i) = 13