Question

Plz just my math question pending for a lot of days plz help i pray u pls

Answer 1

Answer:

1.

a)225

b)126736

2.

c)0.3233

d0.14792

Answer 2

Answer:

numbers that end with 2,3,7 or 8 are not perfect squares

and numbers which end with odd no. of zeroes are also not perfect squares.

any number ending with (for odd no.s)

• 3 its perfect square ends with 9

• 5 its perfect square ends with 5

• 7 its perfect square ends with 9

• 9 its perfect square ends with 1
• 1 its perfect square ends with 1

(for even no.s)

any number ending with

• 2 its perfect square ends with 4
• 4 its perfect square ends with 6
• 6 its perfect square ends with 6
• 8 its perfect square ends with 4

answers

3)576 and 169 are perfect squares

4)5776 and 64 are perfect squares

5)squares of odd numbers are 169,529,2601,81

   squares of even numbers are 144,1936,4096,64