Compute the value of the discriminant and give the number of real solutions of the quadratic equation. -9x² – 3x-2=0 please help !

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

Which of the following exponential functions goes through the points (1, 6) and (2, 12)? f(x) = 3(2)x f(x) = 2(3)x f(x) = 3(2)−x f(x) = 2(3)−x

The weight of a full steel bead tire is approximately 800 grams, while a fighter wheel weighs only 700 grams. what is the weight of each tire in pounds?