Mateus created a matrix using the elements below. 211 = 32
212= 10
213 = -9
a21 = 5
222 = 7.5
223=4
a31 = -0.5
2326
a33 - 18
What type of matrix did Mateus create?
a diagonal matrix
a square matrix
a zero matrix
an identity matrix

Drag the tiles to the correct boxes to complete the pairs. not all tiles will be used. the heights of the girls in an advanced swimming course are 55, 60, 59, 52, 65, 66, 62, and 65 inches. match the measures of this data with their values.

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?