Question

if a/b=7/3 then find the values of the following ratios. a³-b³/b³​

Answer 1

Step-by-step explanation:

a/b=7/3,a=7/3*b

put the value of the first equation into second equation

((7/3*b) *(7/3*b) *(7/3*b) -b*b*b) /b*b*b

=((343/27*b*b*b) -b*b*b) /b*b*b

=316/27

I hope I will be helpfull for you

Answer 2

Answer:

a=7,b=3

7×7×7_3×3×3/3×3×3

343_27/27

316/27

11.7