Q12 of 119 Page 45

Fill in the blanks:

(i) The square of an even number is….


(ii) The square of an odd number is…….


(iii) The square of a proper fraction is ………..than the given fraction.


(iv) n2 = the sum of first n ……. natural numbers.

(i) The square of an even number is even

(ii) The square of an odd number is odd


(iii) The square of a proper fraction is smaller than the given fraction


(iv) n2 = the sum of first n odd natural numbers


More from this chapter

All 119 →
10

Evaluate:

(i) 69 × 71 (ii) 94 × 106.

 11

Evaluate:

(i) 88 × 92 (ii) 78 × 82.

 13

Write (T) for true and (F) for false for 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 squares is a perfect square.


(iv) The difference of two perfect squares is a perfect square.


(v) The product of two perfect squares is a perfect square.

 1

Find the value of each of the following, using the column method:

(23)2