Answer:
9
Step-by-step explanation:
We know that

The balls hits the ground when h(t)=0, so

Note I only considered the positive case because time must be positive.
Answer: 96m3
Step-by-step explanation:
multiply 48 by two
Step-by-step explanation:
<h2>
<em><u>The following graph shows the ... ... or not to continue the recent lunch special promotion at his restaurant. ... earned, y, from the number of lunch specials ordered per hour, x.</u></em></h2>
Answer:
18
Step-by-step explanation:
90% of 20 is 18