2x^2+7x-15=0
if r and s are two solutions of the equation above and r> s which of the following is the value of r-s

Which is a factor that might lead a person to make a career choice for the wrong reasons?

Aconstruction crew was made up of 88 men and the rest women. if 40% of the crew were men, how many people were in the crew?

Which of the following ideas did greek philosopher democritus contribute to the atomic theory? a. each object is made up of one atom, which varies in size from very small to very large. b. matter is composed of only one kind of particle, which can be easily destroyed. c. every element has a specific type of atom, which remains the same size in all forms of matter. d. all matter is composed of small particles, which combine to make larger objects.