Answer:
x means 3.07
Step-by-step explanation:
Answer:
35
Step-by-step explanation:
because she charges 5$ an hour and 7x5 is 35
For the first movie he has 6 choices, then for the second since he has chosen the first there are only 5 left, then for the third there are only 4 choices left and so on.
Therefore the answer is 6!=6*5*4*3*2=720 orderings
Answer:
a=2tan(30) or nearly -12,81066