If

4 5
-3 2

is multiplied by the identity matrix, what is the resulting matrix?
A)

-4 -5
3 -2

B)

-4 5
3 -2

C)

0 5
-3 0

D)

4 5
-3 2

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Drag the tiles to the correct boxes to complete the pairs. not all tiles will be used. match each division expression with the correct quotient.