Question

(3) Look at these:
1 X 4 = (2 x 3) - 2
2 x 5 = (3 x 4) - 2
3 x6 = (4 * 5) - 2
4 x 7 = (5 X6)-2
i)
Write the next two lines in this pattern.
ii) If we take four consecutive natural numbers, what is the relation
between the products of the first and the last, and the product of
the middle two?
iii) Write this as a general principle in algebra and explain it​

Answer 1

Here's your Answer:-

5×8=(6×7)-2

6×9=(7×8)-2