Katie spent 1/9 of a month working on her sience fair project while jerry spent 2/9 of a day .which amount is less time

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

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much