What is the function of the myelin sheath in a human nerve cell?
The myelin sheath insulates the axons of certain neurons and speeds up the conduction of action potentials.
The Supreme Court ruling of the under Chief Justice Earl Warren in the case of Brown v. Board of Education of Topeka overturned which earlier ruling? What did the earlier ruling state?
The ruling in Brown v. Board of Education of Topeka overturned the ruling of Plessy v. Ferguson which upheld segregation through the "separate but equal" doctrine.
Find x: 2x^2 - 4x = 6
x = -1, 3