A quadratic equation has to have x^2....it does not necessarily have to have a constant.
7x^2 + 14x = 0
x^2 + 3x - 5 = 0
x^2 - x = 3x + 7
these are quadratic
Answer:
2) C
3) 62 degrees
Step-by-step explanation:
72+46=118
180-118
Hope this helps
Can or bottle? A can will be the calculation for the surface area of a cylinder which is A=

if r is the radius of the circle on the top and bottom of the can and h is the height of the can. A can is basically two circles and a big rectangle. For a bottle I don't know there are too many components and no numbers to solve for that