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yarga [219]
3 years ago
6

please help. people take my points without answering. 15 points left, please show work. and please dont just take my points

Mathematics
1 answer:
FromTheMoon [43]3 years ago
4 0

Answer:

Step-by-step explanation:

Reference angle in quadrant I,

θ' = θ

Reference angle in quadrant II,

θ' = 180° - θ

Reference angle in quadrant III,

θ' = θ - 180°

Reference angle in quadrant IV,

θ' = 360° - θ

13). θ = 315°

Since, the given angle is in the 4th quadrant,

Reference angle θ' = 360° - 315°

                                 = 45°

14). θ' = (620° - 540°)

         = 80°

Reference angle = 80°

15). θ' = 630° - θ

          = 630° - 580°

          = 50°

Reference angle = 50°

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A used car was purchased in july
Liula [17]

Answer:

Where's the rest of the question?

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Ace Truck leases its 10-ft box truck at $20/day and $0.50/mi, whereas Acme Truck leases a similar truck at $15/day and $0.55/mi.
Masja [62]

Answer:

a) f(x) = 0.5 \frac{dollars}{day} x + 20

g(x) = 0.55 \frac{dollars}{mi} x + 15

b) f(70)=0.5*70 +20 =55

g(70)= 0.55*70 + 15 =53.5

If we want to minimize the cost then we should rent the Acme Truck company.

Step-by-step explanation:

Assuming the following questions.

(a) Find the daily cost of leasing from each company as a function of the number of miles driven and sketch the graph of these functions.

For the Ace truck we know that leases its 10-ft box truck at $20/day and $0.50/mi. So then f(x) representing the daily cost is given by:

f(x) = 0.5 \frac{dollars}{day} x + 20

Where x represent the  number of miles driven

For the Acme Truck we know that leases a similar truck at $15/day and $0.55/mi, so then the g*x( representing daily cost would be given by:

g(x) = 0.55 \frac{dollars}{mi} x + 15

Where x represent the miles driven.

We can see the plot on the figure attached.

(b) Which company should you rent a truck from for 1 day if you plan to drive 70 miles and wish to minimize cost?

If we replace the value x=70 for both functions we got:

f(70)=0.5*70 +20 =55

g(70)= 0.55*70 + 15 =53.5

If we want to minimize the cost then we should rent the Acme Truck company.

7 0
3 years ago
Plzz answer number B
likoan [24]

Answer:

4 hours

Step-by-step explanation:

It drives 240 miles per 2 hours so then 480 will be 2+2 = 4 hours

240+240 = 480

3 0
3 years ago
What if the bag did not tell us how many total servings and only told us how many total cups?
WINSTONCH [101]

Answer:

20 servings

Step-by-step explanation:

To find how many servings the bag would have, divide 5 by 0.25:

5/0.25

= 20

So, the bag would have 20 servings

7 0
3 years ago
A ball is thrown into the air with an upward velocity of 28 ft/s. its height,h, in feet after t seconds is given by the function
ddd [48]

<span>h= (-16t^2 + 28t + 7)  </span>

find the derivative to get time<span>
<span>
h' = (-32t + 28)

When the ball reaches its maximum height, its vertical velocity (h’) will be 0 </span></span>

<span>
<span> 0 = -32t + 28 </span></span>

-32t=-28

<span><span>-28/-32 =  </span>0.875 seconds </span><span>
<span>
The ball reaches its maximum height in 0.875 seconds after being thrown; plug and chug and:

h= (-16(0.875)^2 + 28(0.875) + 7) = 19.25 feet</span></span>

 

Max height = 19.25 feet, time = 0.88 seconds


8 0
3 years ago
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