Answer:
See below
Step-by-step explanation:
(7 x 10³) × 2
7 x 10³ × 2
14 × 10³
14 × 1,000
14 × 1,000 = 14,000 or 1.4 × 10^4
<em>Final Answer: 14,000 / 1.4 x 10^4</em>
<em></em>
Hope this helped! :)
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.
The answer is d because the perimeter of 6 by 6 would be 24 and that is the smallest perimeter.