Let A =dia (a, b,c, d) be a diagonal matrix of 4x4 and A4 =dia(81,4096,0,625), find A also find A5 and A-1
plz answer needed fast

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

If i have 20$ and i gave 5$ away how much i got

Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.