If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1, find (f+g)(x)

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.