Question

plz answer the above question!!!
""using suitable identity.........""

Answer 1

Answer:

Step-by-step explanation:

Let a = 0.75 b = 0.25

(a^3 - b^3) /(a^2 + ab + b^2)

a^3 - b^3 = (a-b) (a^2 + ab + b^2)

The expression equals a - b = 0.75 - 0.25  = 0.5