The edge length of cube a is two times the edge length of cube b. how many times greater isthe volume of the cube a than the volume of cube b?

What are the sotions to the quadratic equation 9x^2=4

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3