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zalisa [80]
4 years ago
11

Eighty percent of a number.?as a alegrabatic expression.

Mathematics
1 answer:
Andrews [41]4 years ago
6 0

Answer:

\frac{4}{5} x

or

0.8x

Step-by-step explanation:

80\% \: of \: x =  \frac{80}{100}x \\  \frac{80}{100}  x =  \frac{8}{10}x =  \frac{4}{5}  x = 0.8x

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Step-by-step explanation:

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4 years ago
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Suppose f(x)=x^2-2 find the graph of f(1/2x)
Scorpion4ik [409]

Answer:

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Step-by-step explanation:

You are to replace x with (1/2x) in the expression x^2-2

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Graph some points for g(x)=1/4 x^2-2

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x   |  g(x)                     ordered pairs to graph

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-1        -1.75

0         -2

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3 0
3 years ago
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What is 23/6 as a mixed number?
saveliy_v [14]
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3 years ago
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If there is 3 cars and you add 4 and take any 5 how many are left at the dealership
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4 0
2 years ago
Write an equation for the parabola whose vertex is at (4, 12) and which passes through (5, 21)
laiz [17]

Answer:

y - 12 = 9(x - 4)

Step-by-step explanation:

The vertex (h, k) is (4, 12) and the point (5, 21) is on the graph.  Assuming that this is a vertical parabola, opening up (because the coordinate 21 is greater than the coordinate 12), we insert the knowns into  y - k = a(x - h)^2, obtaining

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8 0
3 years ago
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