What is the end behavior of the function? f(x)=2x^4+5x^3−2x+12 Enter your answer by filling in the boxes. As x→−∞, f(x)→

As x→∞, f(x)→

-13

step-by-step explanation:

f(x)=2x-5 for f(-4)

f(-4)   means let x=-4

f(-4) = 2(-4) -5

f(-4) =-8-5

      = -13

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.