MATH@EASE- 6

Explain this paradox...

we know that integration by parts is done using



Now,

Let u = x  and  v = 1/x; then we get,






Can you explain this???

Number of regions...

A circle and a parabola are drawn on a sheet of paper. Find the maximum number of regions they divide the paper into.

I can see 7...can you work out and improvise?

Area of octagon...

ABCD is a square with length of a side 1 cm. An octagon is formed by lines joining the vertices of the square to the midpoints of opposite sides. Find the area of the octagon.

Answer appears to be 1/6 sq cm... try to arrive at it

MATHS@EASE- 4

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