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Checking Perfect Square by Unit Digit

9000 is a per...

Question

9000 is a perfect square because 9 is the square of 3.

A

True

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B

False

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Solution

The correct option is B False

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Similar questions

Q. The expansion

4 a^{2} + \frac{9}{25} + \frac{12}{5} a

as a perfect square is:

Column I	Column II
Greatest 3 digit perfect square	$1, 024$
Smallest 5 digit perfect square	$9, 801$
Smallest 3 digit perfect square	$961$
Greatest 4 digit perfect square	$10, 000$
Smallest 4 digit perfect square	$100$

Q. Square root of the greatest

3

digit perfect square is ______.

Q. Write (T) for true and (F) for false foe each of the statements given below:
(i) The number of digits in a perfect square is even.
(ii) The square of a prime number is prime.
(iii) The sum of two perfect square is a perfect square.
(iv) The difference of two perfect squares is a perfect square.
(v) The product of two perfect squares in a perfect square.

Q. For what value of

k

4 x^{2} - k x + 9

is a perfect square.

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Checking Perfect Square by Unit Digit

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