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AnnZ [28]
3 years ago
14

HELPPPPP ASP PLZZZZZ

Mathematics
1 answer:
-Dominant- [34]3 years ago
5 0

Answer:

(f-g)(x)

f(x)-g(x)

x^{2} -6x-27-x+9

x^{2} -7x-18

----------------------

(f*g)(x)

=f(x)g(x)

(x^{2} -6x-27)(x-9)

=x^{3} -15x^{2}+27x+243

----------------------

\frac{f}{g} (x)

\frac{x^{2} -6x-27}{x-9}

\frac{(x-9)(x+3)}{x-9}

x+3

-----------------------

(f+g)(x)

f(x)+g(x)

=x^{2} -6x-27+x-9

=x^{2} -5x-36

------------------------

<u>OAmalOHopeO</u>

------------------------

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Answer:

Point C

Step-by-step explanation:

because the number is 0.3 you need to start at zero on the number line and go forward 3 marks. That will lead you to your answer of 0.3

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Step-by-step explanation:

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3 years ago
2x + 8 = 2(x + 4) help pls
Fynjy0 [20]
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The points A BC :(2, 2,1), :(1,1,3), :(2,0,5) − are the vertices of a right triangle. The radius of the sphere with center at th
ElenaW [278]

Answer:

r=1

Step-by-step explanation:

First we need to know the length of each side of the triangle, so we use the formula of the vector modulus:

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By doing so, we find:

|AB|=\sqrt {6}\\|BC|=\sqrt {6}\\|AC|=2\sqrt {5}

With this we know that the triangle is not right, but, we assume the longest side as the hypotenuse of the problem.

As we have two equal sides, we know that the line between point |AB| and the center of the hypotenuse is perpendicular, therefore, we can calculate it using Pythagoras theorem:

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