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Lera25 [3.4K]
3 years ago
14

Question 14 (4 points)

Mathematics
1 answer:
siniylev [52]3 years ago
7 0

Answer:

oi bom fia lindinha a resposta em total 1k4

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Ahmed says that 0.505005000500005 is a rational number because it is a repeating decimal, is he correct? Explain your reasoning.
Dafna1 [17]
Yes he is correct as rational numbers are any numbers, like- 0.5444, -2.8, 7, -3, 1/2, -1/9. Thus, 0.505005000500005 is a rational number as it is a repeating decimal.
8 0
3 years ago
Write in y=mb+b form
kotykmax [81]

Answer:

y=5x+4

Step-by-step explanation:

5 is the rate of change and 4 is where the line intersects y

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The half-life of a radioactive element is five years. A scientist has 18 grams of the element. The equation
lianna [129]

Answer:

The equation that describes the amount of mass left after a time t of a radioactive isotope is the following:

where

is the mass of the sample at t = 0

is the half-life of the sample

For the element X in this problem,

We want to find the time t at which

So we need to re-arrange the equation making t the subject:

Step-by-step explanation:

7 0
2 years ago
-x - y when x = -12 and y =2
kap26 [50]

Answer:

10

Step-by-step explanation:

Negative times a negative is a positive.

so 12-2=10

5 0
3 years ago
Read 2 more answers
What is the product of 2x(x-4)
aliya0001 [1]

The answer to your question is 2x^2 - 8x

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