Question

if a-5=6 and ab=12 find the value of a cube -b cube

Answer 1

Hey mate!

a-5=6

a=6+5=11-----1

ab=12

11×b=12 (from--1)

b=12/11-----2

To find: acube - acube

{11}cube - {12/11}whole cube

1331 - 1728/1331

1331 - 1.29 = 1329.7 1

Hope it helps...

Answer 2

a= -5=6
-b=?
ab=12
a=6+5 =11
a=(11 )3
= 1331
I am so sorry I know only this much