Question

If a upon b = 7 upon 3 find value a3-b3 upon b3​

Answer 1

Answer:

342

Step-by-step explanation:

If a / b = 7

then a = 7b

so put value of a

(7b)³ - b³/b³

343b³ - b ³/ b ³

342b³/ b³

so ans. will be 342.

Thank you.

Answer 2

answer is

316/27

Hope it's correct