Angles 2 and 4 are vertical and m∠2=65 degrees find m∠4

Define the type of sequence below. 7, 14, 28, 56, 112, a. neither arithmetic nor geometric b. arithmetic c. both arithmetic and geometric d. geometric

Let f(x) = 1/x^2 (a) use the definition of the derivatve to find f'(x). (b) find the equation of the tangent line at x=2

Mrs. manning's current savings is 156% of what she had in her account last month. if she has $1170 in her account this month, what was her last month's savings? a. $700 b. $725 c. $750 d. $775