Question

7. Consider the following pattern
23 - 13 = 1 + 2 x1 x 3
33-23 = 1+ 3 x 2 x 3
4 43 - 33 = 1+ 4 x3 x3
By using above pattern find the value of
a) 73 - 63
b) 203 - 193​

Answer 1

Answer:

1 PLUS 7 MULTIPLY 6 MULTIPLY 3

1 PLUS 20 MULTIPLY 19 MULTIPLY 3

1 PLUS 51 MULTIPLY 50 MULTIPLY 3

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