Question

Add
$a^{2} + b^{3} - 3 to the sum of 2a^{3} - 3b^{3} - 3ab + 7 and - a^{3} + b^{3} + 3ab - 9$

Answer 1

Answer:

Basic Mathematics Store AB9 can be written as 9 + 10B + A × 100 = 9 + 10B + 100A According to the problem, 9AB = 3AB9 + 3 Substitute B + 10A + 900 for 9AB ..