Question

without actually calculating the cubes find the value of each of the following (28) ³+(-15) ³+(-13) ³​

Answer 1

Answer:

16380

Step-by-step explanation:

We know that,

If (a+b+c)=0, then a3+b3+c3=3abc

Here, 28+(−15)+(−13)=0

∴(28)3+(−15)3+(−13)3=3(28)(−15)(−13)=16380

Answer 2

Step-by-step explanation:

Water pollution destroys important food sources and contaminates drinking water with chemicals that can cause immediate and long-term harm to human health. Water pollution also often severely damages aquatic ecosystems