The number of permutations of the 4 different letters, taken two at a time, is given by:
Answer:
4√2x.
Step-by-step explanation:
√32 = √2*√16 = 4√2.
√x^2 = x.
Answer:
4
Step-by-step explanation:
Answer:
what are the answer choices
Step-by-step explanation:
It is C I believe have a great day