RD Sharma Class 8 Solutions Maths Chapter 25 Data Handling Iii Pictorial Representation Of Data As Pie Charts Or Circle Graphs Ex 25.1

RD Sharma Solutions Class 8 Chapter 25 Exercise 25.1

Exercise 25.1

Practise This Question

If

y = (1 + x) (1 + x^{2}) (1 + x^{4}) \dots (1 + x^{2^{n}})

then

\frac{d y}{d x}

at x = 0 is

0

-1

1

None of these