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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
Find the square of the given number.
35
Observe the following pattern
22 − 12 = 2 + 1
32 − 22 = 3 + 2
42 − 32 = 4 + 3
52 − 42 = 5 + 4
and find the value of
1002 − 992
Observe the following pattern
22 − 12 = 2 + 1
32 − 22 = 3 + 2
42 − 32 = 4 + 3
52 − 42 = 5 + 4
and find the value of
992 − 962
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
Which of the following number square of even number?
225
Which of the following number is squares of even number ?
256
Find the square of the following number:
862
Find the square of the following number:
512
Write two Pythagorean triplets each having one of the numbers as 5.
Put three different numbers in the circles so that when you add the numbers at the end of each line you always get a perfect square.
