3 years ago

Write the following expression. The quantity 81 minus 5k, squared

Mathematics

1 answer:

Stella [2.4K]3 years ago

6 0

Answer:

81-25k²

Step-by-step explanation:

We need to write the expression for "The quantity 81 minus 5k, squared".

Square of any number x is given by x².

Square of 5k is given by : (5k)²= 5²×k²=25k²

Now subtract 25k² from 81.

It means we get : 81-25k². It is required expression.

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