Question

The value of [(0.87)^3+(0.13)]/[(0.87)^2-(0.87*0.13)+(0.13)^2] is

Answer 1

Answer:

Step-by-step explanation:

Given Expression = ( a3 + b3 )/ (a2 + b2 - ab) where = 0.87 and b = 0.13

= [(a + b ) (a2 + b2 - ab)] / (a2 + b2 - ab)

= a + b

= 0.87 + 0.13

= 1