18. The shaded portion on the grid represents the area of Freddie's rectangular bathroom
floor that has been mopped. Each small square
on the grid has the same dimensions. What
percentage of Freddie's bathroom floor has he
mopped?

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.