ITS TWO THINGS SO I'LL PUT A LOT OF POINTS. i just need the equation of the line and pleasee make sure to define the variables and include the units.

Then Use the equation to determine what the sales would be when the temperature is 25 degrees Celsius.

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

Yoku is putting on sunscreen. he uses 2\text{ ml}2 ml to cover 50\text{ cm}^250 cm 2 of his skin. he wants to know how many milliliters of sunscreen (c)(c) he needs to cover 325\text{ cm}^2325 cm 2 of his skin. how many milliliters of sunscreen does yoku need to cover 325 \text{ cm}^2325 cm 2 of his skin?

What is the gcf of 20c^3-5c^4+30c^6