Aconstruction firm is building a skyscraper, and the height of the skyscraper in yards and feet after certain numbers of days is shown in the table below. what is the missing value in the table?

days
12
200
330
560
height (yards)
9
140
306
510
height (feet)
27
420
?
1,530
813
918
975
990

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Suppose that 15 inches of wire cost 60 cents. at the same rate, how much (in cents) will 12 inches of wire cost