1000^2 = 100000 the smallest 7 digit perfect square
(1000-1)^2 = 999^2 =998001
Area of a parallelogram is base x height
48x14=672
Answer: Simplifying the expression of the substraction of the two complex numbers we get 11-2i
Solution:
(5-5i)-(-6-3i)
Eliminating the parentheses: 5-5i+6+3i
Grouping similar terms: (5+6)+(-5+3)i
Adding the similar terms: 11+(-2)i = 11-2i
1). 12 is the answer for number 1