Iam creating a new bingo game and i have 40 images available
problem, i need (random of course) 4 by 4 game cards = 16 images in each game card.
how can i calculate how many permutations are there available ?
or better yet,
i want combinations that varied by more than only one image to make it more interesting.
can you me figure it out and or give me ideas to make it more interesting

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

What term makes it inconsistent y=2x - 4

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato