Letting

, we get

and

, so we can parameterize the intersection by

where

.
Image attached.
Answer: 12 packages
Step-by-step explanation:
<em>Take 175 and divide it by 15</em>
<em>175/15</em>
<em>You will get 11.6</em>
<em>Since you are unable to order 11.6 packages you will need to order </em><em>12</em><em> packages to have enough lightbulbs.</em>
Answer: C
Explanation: it’s the longest one
Excuse me, is this I ready because you know you can get reported right... just try your best, it's not a real grade! :)
& possibly delete this question because a bot can track and report this to your school. People at my school did that and got in 3 days detention...
Answer:
3•10^3 is 3,000, so the answer is 9,000