Answer:
C. 0, 1.29, -0.65
Step-by-step explanation:
The real solutions of the equation is where the graph of
intersects the x-axis.
This means that we need to graph using a graphing software.
From the graph shown in the attachment ,
, and
are the real solutions.
The correct choice is C
Answer:
1. D
2. B
Step-by-step explanation:
<u>Question 1:</u>
We can get Avon's earnings using the equation
Where W is his earnings
HR is the regular hours (40 hours in this case)
V is overtime hours (hours over 40, 45.5 - 40 = 5.5 hours)
B is bonus (no bonus)
T is tips ( $100 tips, given)
and R is the rate (which is $5 per hour)
<em>Substituting the given info into the equation, we get:</em>
<em></em>
<em>So avon's earnings are $341.25</em>
<em>Answer choice D is right.</em>
<u>Question 2:</u>
The other employee needs to work hours @ $15 per hour to equate or surpass $428. So we can set up the equation shown below and solve for x:
Rounded to 1 decimal place, this is about 28.5 hours
Answer choice B is right.
Answer:
3/2 mph
Step-by-step explanation:
=
cross-multiply: 8r = 12
r = 12/8 or 1.5 mph