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Pepsi [2]
4 years ago
10

A tennis club charges a monthly membership fee of $150 and charges it members $10 per hour to use a court. There is also $500 fe

e to become a member. Stella joined the tennis club last spring, and she has been a member for 5 months. She has been playing 10 hours of tennis each month. Stella values an hour of her time at $20. During a boring afternoon meeting, Stella thinks about reserving a court to work on her serve for an hour tonight. What is Stella's opportunity cost of working on her serve for an hour?
Mathematics
1 answer:
nexus9112 [7]4 years ago
5 0

Answer:

$20

Step-by-step explanation:

 The question is "What's Stella's opportunity cost of working on her serve for an hour?" The rest of the info looks like it's meant to confuse you. They charge $10 an hour. She values an hour of her time at $20. I believe that means she would pay $20. Hope this helps!

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Help PLEASEEEE
Bumek [7]

Answer:

Segment AC = 10 units

segment AD =

angle 1 = 45°

angle 2 = 90°

AE = BE = CE = DE = 5

SEGMENT AC = AE + CE

= 5 + 5

= 10 UNITS

SEGMENT AD = 5² + 5²

= √50

= 7.071

= 7 UNITS

ANGLE 1 = 90° ÷ 2

= 45°

ANGLE 2 = 360° ÷ 4 / 180° ÷ 2

= 90°

3 0
3 years ago
Which statements about the graph of the function f(x) = –x2 – 4x + 2 are true? Check all that apply. The domain is {x|x ≤ –2}. T
Leto [7]
The graph of the function f(x) =-x^2-4x + 2 is parabola with branches going down in the negative direction of y-axis. 
The vertex of parabola has coordinates:

x_v=\dfrac{-(-4)}{2\cdot(-1)}=-2, \\ y_v=-(-2)^2-4\cdot (-2)+2=-4+8+2=6

Then you can conclude that all x are possible, that means that the dimain is x\in (-\infty,\infty) and the maximum value of y is at the vertex, then the range is (-\infty,6].The function is increasing for x<-2 and decreasing for x>-2 (since vertex is the maximum point).
When x=0, y=2. 
Hence,
<span>The domain is {x|x ≤ –2} - false.
</span>
<span>The range is {y|y ≤ 6} - true.
</span>
<span>The function is increasing over the interval (–∞ , –2) - true.
</span>
<span>The function is decreasing over the interval (−4, ∞) - false.
</span>
<span>The function has a positive y-intercept - true.</span>









8 0
3 years ago
Read 2 more answers
Please help dont know how
stiks02 [169]

Answer:

90 and 270 maybe neg 270

Step-by-step explanation:

5 0
3 years ago
What are the first three terms of the sequence represented by the recursive formula
Dimas [21]

Answer: B. 0.25, 3.75, 5.2

Step-by-step explanation:

Since, the given sequence, a_n= n^2 -a_{n-1}

And, a_5=14\frac{1}{4}

On substituting n=5 in the given recursive formula,

We get, a_5=5^2-a_{5-1}\implies a_5=25-a_4\implies 14\frac{1}{4}= 25-a_4\implies a_4=10\frac{3}{4}

For, n=4 a_4=4^2-a_{4-1}\implies a_4=16-a_3\implies 10\frac{3}{4}= 16-a_3\implies a_3=5\frac{1}{4}\implies a_3=5.25

For, n=3 a_3=3^2-a_{3-1}\implies a_3=9-a_2\implies 5.25= 9-a_2\implies a_2=3.75

For, n=2 a_2=2^2-a_{2-1}\implies a_2=4-a_1\implies 3.75= 4-a_1\implies a_1=0.25

Thus, First second and third terms are,

a_1=0.25, a_2=3.75 and  a_3=5.25.

5 0
3 years ago
Read 2 more answers
Why do they plague me with this? Please help.
erma4kov [3.2K]
150 in hop that helps
5 0
4 years ago
Read 2 more answers
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