In elementary school, we learned about opposite operations such as addition and subtraction, and multiplication and division. In both of these cases, one operation "undoes" the other. In this course, we'll begin to explore "opposite" function types. For example, think about a quadratic function and its key features. What key features do you think its opposite function will have? Why?

Atriangle has side lengths of 15 inches and 30 inches. it also has angles that measure 45º and 20º. which of the following identifies the possible third angle of the triangle? a. 15 in., 65º b. 45 in., 65º c. 17 in., 115º d. 14 in., 115º

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Which of the following are parts of a sphere