(7pi/4,5) write the formula of the function, where c is entered in radians

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.