Question

find the area below the curve f(x)=4x-x^2 and aboce the x-axis

Answer 1

so this is an inverted parabola, where does it intersect the x axis?

Answer 2

the intersection points will be your limits of integration

Answer 3

the roots

Answer 4

yeah I dont really get it I have the answer which is 32 over3 can u explain to me how to get it

Answer 5

i am explaining, tell me first what are the roots of 4x - x^2?

Answer 6

and i will draw a picture and explain after you tell me

Answer 7

you know what a root is?

Answer 8

not really would really appreciate if you explain it to me...i am tight on time have an exam at 9 and just trying to cover all my topics havent really looked into integration

Answer 9

well roots are a topic way before calculus, it is when y = 0

Answer 10

ok i will draw a picture