Integration Formulas

Question 1

Area BTW Curves

Answer 1

int(f(x) - g(x))dx
top function – bottom function

Question 2

Cross Section for Equilateral Trianges

Answer 2

√(3)/4 int(f(x) - g(x))^2dx

Question 3

Cross Section for Isosceles Triangles w/ hyptonenuse

Answer 3

1/4 int(f(x) - g(x))^2dx

Question 4

Cross Section for Isosceles Right Triangles w/ leg

Answer 4

1/2 int(bh)dx

Question 5

Cross Section for Rectangles

Answer 5

int(bh)dx

Question 6

Cross Section for Squares

Answer 6

int(f(x) - g(x))dx