Question

Q.5 Using the transformation x + y = u, y = uv , show that
1_21
S [xy (1 - x - y)] dx dy , integration being taken over the
2
105
area of the triangle bounded by the lines x = 0, y = 0, x + y = 1.Q.6
Find the first quadrant area bounded by the curves: * x = 0.
y = arctanx, y = and
4​

Answer 1

Answer:

2x+3;x;9−3x

2x+3;x;3x−9

x;2x+3;3x−9

2(x+3);x;9−3x