Find the sum of the first 3030 terms in this geometric series:

-5-4-16/5...-5-4-516...

Choose 1

A. -1.24 x 10^20 -1.24 x 1020

B. -24.97-24.97

C. -2.78-2.78

D. -0.04-0.04

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

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?

Solve the formula ax+ by = c for x.