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Free_Kalibri [48]
4 years ago
7

Consider the function f(x)=2x-1. Whats is f(2)

Mathematics
1 answer:
frosja888 [35]4 years ago
6 0

Answer: 3

Step-by-step explanation: To find f(2) or the value of the function when x = 2, we simply substitute 2 in for x in our function.

So we have 2(2) - 1 or 4 - 1 which is 3.

So f(2) or the value of the function when x = 2 is 3.

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6. Write an algebraic expression.<br> The quotient of 34 and the product of a<br> number and -9
N76 [4]

Answer:

34÷x-9

Step-by-step explanation:

34 divided by a number(x) times -9

3 0
3 years ago
Write in standard form<br> y-3x=1
kvasek [131]
The standard form is y=mx+b.
With y-3x=1, you're trying to get y by itself.
Start with adding 3x to both sides to get y=3x+1
5 0
4 years ago
If the vertex is (-9,-5) what is the range?
7nadin3 [17]

If the vertex was at (-9,-5), then the range will only be ≤-5 or ≥-5.

The range could either be [-5,∞) or (-∞,-5].

3 0
4 years ago
A radioactive compound with mass of 260 grams decays at a rate of 3.8% per hour. Which equation represents how many grams of the
Dahasolnce [82]

The exponential equation that represents how many grams of the compound will remain after 8 hours is:

B: C=260(0.962)^8

<h3>What is an exponential function?</h3>

A decaying exponential function is modeled by:

A(t) = A(0)(1 - r)^t

In which:

  • A(0) is the initial value.
  • r is the decay rate, as a decimal.

A radioactive compound with mass of 260 grams decays at a rate of 3.8% per hour, hence the equation for the mass after t hours is given by:

A(t) = 260(1 - 0.038)^t

A(t) = 260(0.962)^t

After 8 hours, the amount is given by:

A(t) = 260(0.962)^8

Hence option B is correct.

More can be learned about exponential equations at brainly.com/question/25537936

7 0
2 years ago
Help on this math question. 25 points.
solniwko [45]

Answer:

the third one

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
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