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Vladimir [108]
3 years ago
6

Given: 4n^2 + 25 = -20x, what is the value of the discriminant?

Mathematics
1 answer:
worty [1.4K]3 years ago
4 0
I hope this helps you

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Have student write the answer to the essential question and draw examples to expels their answer
sashaice [31]
What is the essential question?
8 0
3 years ago
Catie earned $3,511.95 last month. She used 3/5 of her earnings to pay her bills. With the remaining money she bought two skirts
andrew11 [14]

Answer:

Amount \ left = 1345.81

Step-by-step explanation:

Total  \  earning = T= $3,511.95

Spent \ on \  Bills = B = \frac{3}{5} T = 2107.17

Remaining  \ amount = R = T-B = $3,511.95 - 2107.17\\R = 1404.78

Spent \ on \ Shopping = S = 2($21.99) + $14.99\\S = 58.97

Amount \ left = L = R - S\\Amount \ left = 1404.78 - 58.97\\Amount \ left = 1345.81

5 0
3 years ago
When Maxwell solved his equation, he got 5=5. If he did everything correctly, what does this solution tell him?
hodyreva [135]

Answer: that the solution is true

Step-by-step explanation: if you get something like 10=10 it’s true but if you get like 4= 7 it’s false

4 0
3 years ago
Can someone please help me? I don't understand question d.
Sedaia [141]

Answer:

Step-by-step explanation:

From the previous answers you know the angles and side lengths of the triangle:

α = 60°

Ф = 30°

and the side lengths:

1,2 and √3.

Remember:

sin = opposite / hypotenuse

cos = adjacent / hypotenuse

tan = opposite / adjacent

Now you can read off from the triangle:

sin 30° = 1/2

cos 60° = 1/2

sin 60° = √3/2

cos 30° = √3/2

tan 30° = 1/√3

tan 60° = √3

3 0
3 years ago
A woman begins driving her car 25 km north of calgary. Some time later, the woman and her car are 100 km north of calgary.
VARVARA [1.3K]
Well the displacement of milage from the 2 places if 75km however, the women and her car are in the same place so there is no displacement. But 75km is the correct mathematical answer.
4 0
3 years ago
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