Which of the following are arithmetic sequences? A. 1,1,2,5,8,13,...
B. 3, 6, 9, 12, 15, ...
C. 2, 4, 8, 16, 32, ...
D. 5,5,5,5,5, ...

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions. a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

I’m still confused on how to work the percentages