(5x + 8i)^2 = 25x^2 + 80ix + 64i^2
(5x + 8i)^2 = 25x^2 + 80ix + 64(-1)
(5x + 8i)^2 = 25x^2 + 80ix - 64
Move expressions to the blanks and either minus or plus signs to the boxes to create the expanded form of left-parenthesis 5 x plus 8 i right-parenthesis squared.
Response area with 5 blank spaces
Blank space 1 empty
Blank space 4 empty
Blank space 2 empty
Blank space 5 empty
Blank space 3 empty
Answers
5x2
25x2
80ix
40ix
16
64
+
-
1 answer