X and Y are two matrices where 4
X =
-2
5
O
and Y =
3
Evaluate X + Y.
The matrix
maps Q (1, 2) to Qʻ(5, 7).
3
Find the 2 x 2 matrix which maps Q' back to Q.

Select the lengths in centimeters that would form a right triangle

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?

Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)