Need Help With Math Homework: f(x)=-3x²+5x?
a. is the point (-1,2) on the graph of f.
b. If x = -2, what is f(x)?________What point is on the graph of f?
c.If f(x), what is x?__________What point(s) is on the graph of x?
More Questions From This User See All
Answers & Comments
Verified answer
a. f(-1) = -3(-1)^2 + 5(-1) = -3 - 5 = -8. No.
b. f(-2) = -3(-2)^2+5(-2) = -12 - 10 = -22.
(-2, -22) is on the graph of f.
c. I don't know what it's asking....
a.) i dont know what its asking
b.) -3(-2)²+5(-2)= -22
c.)i dont know what its asking