Question

(2.7)^3-(1.6)^3-(1.1)^3 find using suitable identity...

Answer 1

Answer:

Step-by-step explanation:

2.7^3-1.6^3

=(2.7-1.6)^3+3(2.7)(1.6)(2.7-1.6)

=(1.1)^3+3(2.7)(1.6)(1.1)

=(1.1)^3+14.256

2.7^3-1.6^3-1.1^3

=(1.1)^3+14.256-(1.1)^3

=14.256