Use the discrimination to determine the number of solutions to the quadratic equation -40m^2+10m-1=0

Which expression is equivalent to (4x^3*y^5)(3x^5*y)^2 \a) 24x^13*y^7b) 36x^13*y^7c) 36x^28*y^7d) 144x^16*y^12

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.