If m(x) = x2 + 3 and n(x) = 5x + 9, which expression is equivalent to (mn)(x)?

this stuff sucks i had to do this last week i just guessed it i geussed D and got it right

Step-by-step explanation:

30

step-by-step explanation:

times by times

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.