(0.4)² = (0.4).(0.4) = 0.16
His error is, instead of raising (0.4) to exponent 2, he multiplied (0.4) by 2 , obviously which is wrong
Answer:
6s + 8c ≥ 900
Step-by-step explanation:
The library has <em>at least</em> 900 square feet available. It means <em>900 or more</em>.
If s is the number of study cubicles and c is the number of computer stations, the total space occupied by them is 6s+8c. That space is 900 or more square feet, so our inequality is 6s + 8c ≥ 900
Answer:
It already shows the answers.
Step-by-step explanation:
I'm pretty sure you already submitted. The ones with check marks are correct and the ones with x marks are incorrect.
<span>8+4a+6.2−9a
= -5a + 14.2
hope it helps</span>
Answer:
c
Step-by-step explanation: