Which shows a function for the sequence 16, 8, 4, 2, …?
A. f(x)=16 ∙ (2) (^x−1)
B. f(x)=16 ∙ ( 1/3 ) ^(x−1)
C. f(x)=16 ∙ ( 1/2 ) ^(x−1)
D. f(x)=16∙ ( 1/4 ) ^(x−1)

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

Give me the equations of two lines that have the same slope but are not parallel.

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27