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zheka24 [161]
3 years ago
14

2x=2y-6 & y= -x-1 determine amount of solutions

Mathematics
1 answer:
jek_recluse [69]3 years ago
4 0

do I have to??????????

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Graph the point (-10,-7) on the coordinate plane
Anuta_ua [19.1K]
I think that’s right
7 0
3 years ago
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1/2

Step-by-step explanation:

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Find f(-2) for f(x)=3•2^x
8_murik_8 [283]

Answer:

0.75 or 3/4

Step-by-step explanation:

f(-2) = 3•2^-2

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Hope this helps! :)

5 0
3 years ago
I need to know if there functions or not (algebra)
faust18 [17]

Answer:

Number 14 is a function and Number 16 is NOT a function.

Step-by-step explanation:

To check if a set of numbers form a function, you can look at the x values or the imput values.

For number 14 the x values are : 4,-3,-4,5,6. When looking at these values, there can only be one of each number.

For example in number 16, there's two 0's and we cannot allow that! So therefore, number 16 is not a function.

Also note, the y values are called the outputs.

A function is only allowed to have ONE imput with each output.

Hope this helps! :)

4 0
3 years ago
Suppose that W1 is a random variable with mean μ and variance σ21 and W2 is a random variable with mean μ and variance σ2. From
vivado [14]

Answer:

Step-by-step explanation:

The concept of variance in random variable is applied in solving for the value of c for the estimator cW1 + (1 − c)W2 to be most efficient. Appropriate differentiation of the estimator with respect to c will give the value of c when the result is at minimum.

The detailed analysis and step by step approach is as shown in the attachment.

7 0
3 years ago
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