find a matrix that result from composing a 90 degree rotation with itself four times; that is, if T is the matrix transformations that rotates vectors by 90 degrees, find the ToToToT. Explain why your result makes sense geometrically.

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

In which month was the peak, the largest deposit, made? january june july august