Use the discriminant to describe the roots of each equation. then select the best description.
3x^2 - 10 = 0
double root
real and rational root
real and irrational root
imaginary root

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

What is the reflection image of (5,-3) across the line y = -x?

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?