What’s is the output if the input is 10 ? Help please and thank u

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Which of these triangle pairs can be mapped to each other using two reflections?

How to use order of operation in 20 divide by 4 multiply 5 = 1