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प्रश्न
What will be the units digit of the square of the following number?
55555
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उत्तर
The units digit is affected only by the last digit of the number. Hence, , we only need to examine the square of its last digit.
Its last digit is 5. Hence, the units digit is the last digit of 25 (25 = 52), which is 5.
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संबंधित प्रश्न
Write a Pythagorean triplet whose one member is 16.
What will be the units digit of the square of the following number?
52
What will be the units digit of the square of the following number?
977
Observe the following pattern \[1 = \frac{1}{2}\left\{ 1 \times \left( 1 + 1 \right) \right\}\]
\[ 1 + 2 = \frac{1}{2}\left\{ 2 \times \left( 2 + 1 \right) \right\}\]
\[ 1 + 2 + 3 = \frac{1}{2}\left\{ 3 \times \left( 3 + 1 \right) \right\}\]
\[1 + 2 + 3 + 4 = \frac{1}{2}\left\{ 4 \times \left( 4 + 1 \right) \right\}\]
and find the values of following:
1 + 2 + 3 + 4 + 5 + ... + 50
Observe the following pattern \[1 = \frac{1}{2}\left\{ 1 \times \left( 1 + 1 \right) \right\}\]
\[ 1 + 2 = \frac{1}{2}\left\{ 2 \times \left( 2 + 1 \right) \right\}\]
\[ 1 + 2 + 3 = \frac{1}{2}\left\{ 3 \times \left( 3 + 1 \right) \right\}\]
\[1 + 2 + 3 + 4 = \frac{1}{2}\left\{ 4 \times \left( 4 + 1 \right) \right\}\]and find the values of following:
31 + 32 + ... + 50
Find the squares of the following numbers using diagonal method:
98
Find the square of the following number:
995
Find a Pythagorean triplet in which one member is 12.
There are ______ natural numbers between n2 and (n + 1)2
The sides of a right triangle whose hypotenuse is 17 cm are ______ and ______.
