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koban [17]
2 years ago
15

What are the solution(s) to the quadratic equation x2 – 25 = 0?

Mathematics
2 answers:
DIA [1.3K]2 years ago
7 0
X= 5 and it also equals -5
yanalaym [24]2 years ago
4 0

hi  

x²-25 =  (x+5)  ( x-5)  

As a multiplication can only add up to zero if one of term is  0 ,

there is two solutions  :  

x+5 = 0

x = -5  

and   x-5 = 0

        x = 5  

So two solutions for  x² -25 = 0  which are   -5  and 5

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Can anyone help me out? thanks
Alik [6]

Answer:

450 cm

Step-by-step explanation:

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The minor arc length of 15 is in the same ratio to the circumference as  the 2 angles , so the circumference = 30 * 15 - 450 cm.

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2 years ago
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evablogger [386]
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3 years ago
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4 0
2 years ago
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ddd [48]

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Step-by-step explanation:

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3 years ago
It take 6 Pounds of flour to make 36 cakes. How much flour is needed to make 9 cakes?
Natali5045456 [20]

Answer:

54 pounds

Step-by-step explanation:

To find out how much flour is needed to make 9 cakes, we first need to find out how much much flour is needed to make 1 cake. For that, we need to divide 6 by 36. That will give you 6. Now that we know how much flour is needed to make 1 cake, we will just have to multiply 6 by 9 to find out how much flour is needed to make 9 cakes. That will give you 54 pounds, which is your final answer.

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