The end digit of -1024 is

The correct option is D 2 Since, the end i.e. unit digit in 1024 is 4. We have, 4 = 2 × 2 S0, the number whose square is 1024 has 2 at its unit place. And 1024 ...

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Standard VI

Mathematics

Order of Operations

The end digit...

Question

The end digit of $\sqrt{1024}$ is___.

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Solution

The correct option is D
2

Since, the end i.e. unit digit in 1024 is 4. We have,

4 = 2 $\times$ 2

S0, the number whose square is 1024 has 2 at its unit place. And 1024 is close to perfect square 900. So, the number has to be 32. This is known as a guess method.

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The end digit of √1024 is___.

The correct option is D 2 Since, the end i.e. unit digit in 1024 is 4. We have, 4 = 2 × 2 S0, the number whose square is 1024 has 2 at its unit place. And 1024 is close to perfect square 900. So, the number has to be 32. This is known as a guess method.

The end digit of $\sqrt{1024}$ is___.

The correct option is D
2

Since, the end i.e. unit digit in 1024 is 4. We have,

4 = 2 $\times$ 2

S0, the number whose square is 1024 has 2 at its unit place. And 1024 is close to perfect square 900. So, the number has to be 32. This is known as a guess method.