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Readme [11.4K]
4 years ago
14

PLZ HELP ASAP FEATURES OF A CIRCLE FROM ITS STANDERED EQUATION

Mathematics
1 answer:
WINSTONCH [101]4 years ago
8 0
The center of a circle of the form:

(x-a)^{2}+(y-b)^{2}=r^{2}

is (a, b) and its radius is r.

Comparing the given equation of circle we can write:

a = 20
b = 0.05
r² = 81

This means the center of the circle is (20, 0.05) and the radius of the circle is 9.
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Given that f(x) = x2 − 3x + 3 and g(x) = the quantity of x minus one, over four , solve for f(g(x)) when x = 5. (1 point)
Anna007 [38]

Rewrite g(x) as    x-1

                           ------

                              4

and then substitute this result for x in f(x) = x^2 - 3x + 3:

f(g(x)) = (x-1)^2 / 4^2 - 3(x-1)/4 + 3.

At this point we can substitute the value 5 for x:

f(g(5)) = (5-1)^2 / 4^2 - 3(5-1)/4 + 3

          = 16/16 - 3(4/4) + 3 = 1 - 3 + 3 = 1

Therefore, f(g(5)) = 1.

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3 years ago
2. What are the solutions to the equation 6x2 - X - 40 = 0?
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Answer:

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Step-by-step explanation:

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3 years ago
Ratios equivalent to 5:1
Virty [35]
Ratios equivalent to 5:1 are
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Here you go!! Hope my answer also assists you in the future!! :))

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