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amm1812
3 years ago
6

3 times a number is 54 less than the square of that number. Find the positive solution

Mathematics
1 answer:
ExtremeBDS [4]3 years ago
7 0
3x = x^2 - 54

Subtract 3x.

x^2 - 3x - 54

Factor.

(x - 9) (x + 6)

Solve.

x - 9 = 0

Add 9.

x = 9

Solve.

x + 6 = 0

Subtract 6.

x = -6

Positive solution -
x = 9
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Step-by-step explanation:

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6 0
3 years ago
Line ef is tangent to circle g at point h. segment gh is a radius of circle g. what can be concluded about triangle fhg?
solong [7]
We know that

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so
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hence
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