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DochEvi [55]
3 years ago
10

a quadratic equation in standard form is written ax^2+bx+c=0, where a,b and c are real numbers and a is not zero. true or false

Mathematics
2 answers:
JulsSmile [24]3 years ago
3 0
This statement is true.  For example:

4x^2 +12x + 6 = 0 is an example of a quadratic equation in standard form.  a, b, and c are all real numbers, while a ≠ 0.

x^{2} - 4=0 is another example.  a, b, and c are real numbers (b = 0), and a ≠ 0.

4i x^{2} +2x - 6=0 would not be an example of a quadratic equation in standard form.  a is not a real number.

3x-4=0 is not an example because a = 0.
Contact [7]3 years ago
3 0

Answer: False

Step-by-step explanation: APEX

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tiny-mole [99]

Answer:

A(an)   <u> altitude  </u>  of a prism is a perpendicular segment that joins the planes of the bases. (The height h is the length of one.)

Step-by-step explanation:

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6 0
3 years ago
7. The cost of renting the party room for 10 people is $117.50. The cost of renting the room is $151.25 for 15 people. Write an
Viktor [21]

Answer:

C = 6.75n + 50

Step-by-step explanation:

The equation for the cost of renting the party room can be written in the form;

C= mn+k ......i

Where C = cost

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Substituting the 2 cases into the equation we have,

Case 1

117.5 = 10m + k ......1

Case 2

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Subtracting eqn 1 from 2 we have

151.25 - 117.50 = 15m - 10m

5m = 33.75

m = 33.75/5 = 6.75

Substituting m = 6.75 into eqn 1, we have

117.50 = 10(6.75) + k

k = 117.5 - 67.50

k = 50

Therefore, rewriting the eqn i, we have

C = 6.75n + 50

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4 years ago
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Expanded Form:
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3 years ago
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Answer:

54

Step-by-step explanation:

6x9=54

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2 years ago
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