Question

4. Look at the following values :
(2 * 2) - (1 x 1) = 2 + 1 = 3; (3 * 3) - (2 x 2) = 3 + 2 = 5
(4 × 4) – (3 × 3) = 4+3 = 7; (5 × 5) – (4 × 4) = 5+4= 9.
In the same way, find the value of (73 x 73) - (72 x 72)
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Answer 1

Answer:

145

Step-by-step explanation:

( 73×73) - ( 72×72 )

= 73 + 72

= 145

Answer 2

Step-by-step explanation:

(73 x 73) - (72 x 72)

=73+72

=145

Hope this will help you !

Good Luck