Given the sequence 1, 9, 25, 49, 81, find the explicit formula. a. an=(2n−1)2an=(2n−1)2 b. an=n2−1an=n2−1 c. an=−4n+2an=−4n+2 d. an=−2n+2

Consider the reaction 2x2y2+z2⇌2x2y2z which has a rate law of rate= k[x2y2][z2] select a possible mechanism for the reaction.

Describe the relationship between the angles of similar triangles and the sides of similar triangles

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?