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Gala2k [10]
3 years ago
7

Which is the correct form of the quadratic formula?

Mathematics
1 answer:
d1i1m1o1n [39]3 years ago
5 0

Answer:

The form ax2 + bx + c = 0 is called standard form of a quadratic equation. Before solving a quadratic equation using the Quadratic Formula, it's vital that you be sure the equation is in this form.

Step-by-step explanation:

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I have the formula <br><br> A fraction • π r^2
MatroZZZ [7]

Answer:

22.2 ft²

Step-by-step explanation:

The area (A) of a sector is calculated as

A = area of circle × fraction of circle

  = πr² × \frac{50}{360}

  = π × 7.13² × \frac{5}{36}

  = \frac{7.13^2(5)\pi }{36} ≈ 22.2 ft² ( nearest tenth )

4 0
3 years ago
The seventh-grade spring class trip will either be to a zoo or an art museum. Which survey method is most likely to provide a bi
Luden [163]

Answer:

7) A school group is assigned to survey vast museum collections of all macroscopic (not microscopic) animal species collected from various regions around the world. What observation are the students most likely to make? A) The majority of the animals are wormlike. B) The majority of the animals possess a …

Step-by-step explanation:

4 0
3 years ago
Solve for x: -5(2x-5)=8+(5-2x)<br><br> -4/3<br> -2<br> 3<br> 3/2
Nataliya [291]

Answer:

x =  \frac{17}{13}  = 1 \frac{4}{13}

Step-by-step explanation:

-5(2x - 5) = 8 + (5 - 2x)

-10x + 25 = 8 + 3x

-10x - 3x = 8 - 25

-13x = -17

<u>x</u><u> </u><u>=</u><u> </u><u>1</u><u>7</u><u>/</u><u>1</u><u>3</u><u> </u><u>=</u><u> </u><u>1</u><u> </u><u>4</u><u>/</u><u>1</u><u>3</u>

5 0
3 years ago
They told her they charge $45 to install the cable box and $60 each month for the service.
Nady [450]
The answer is 2,700
This is because




60
x45
------------
300
+2400
--------------


Or Use Partial Products

60. 0. 1.0x40
___________. 2.60x40
I2400 I. 30. I.
40I. I. I. 3.0x40
|---------I----------I. 4.0x5
5I. 0. I. 0. I
l____ I______I
I hope this helped because this was a lot and I mean a lot of work


3 0
3 years ago
What number can go into 33 and 121
Marat540 [252]
11

Because 11x3 is 33
And 11x11 is 121

Hope this answer helped!!
7 0
3 years ago
Read 2 more answers
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