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Ksenya-84 [330]
3 years ago
13

Write the quadratic equation in general form. x2 = 9x

Mathematics
1 answer:
tensa zangetsu [6.8K]3 years ago
5 0
So first x = 9x = The answer is

2x-9x=0

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Answer:

42.1

Explanation step-by-step:

Working out the lenght of the blue-dashed line:

SOH

47 is the Hypotenuse.

the blue line is the adjacent.

adjacent= Cos(30) x47

adjacent= 40.7

Working out x :

40.7 is the opposite this time.

x is the adjacent.

x = 40.7/ Tan(44)

x = 42.1

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3 years ago
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Afina-wow [57]

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3 years ago
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This value is very different from the other values
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