Which of the following is equivalent to (f + g)(x)?
A) None of the above
B) f(x) - g(x)
C) f(x) + g(x)
D) f(x) / g(x)

If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?

Which graph represents an even function?

Apatient is to take 60 mg of an antibiotic on day 1, take 45mg on days 2 and 3, take 30mg on days 4 and 5 and take 15 mg on days 6 and 7. how many total mg will the patient take?