If f(x)=x2+2x−5 and g(x)=2x+4, what is(f⋅g)(x)?
a x2−9
b x2+4x−1
c 2x3+8x2−2x−20
d 6x2+2x−20

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

The box plots show the average speeds, in miles per hour, for the race cars in two different races. which correctly describes the consistency of the speeds of the cars in the two races?

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?