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Lelu [443]
3 years ago
12

2 questions in one! please help! will give brainiest if work is shown!!

Mathematics
1 answer:
Katyanochek1 [597]3 years ago
8 0
The first answer is 0.38(x^2)-2.45x+5.1. first, on a graphing calculator, you enter the data in the chart into stat edit. then you turn on stat plot 1 and press graph. press stat calc quadreg to find the equation. then, substitute 9 in for x to find that there will be 13.83 thousand bacteria after 9 hours

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4 years ago
How does the theoretical probability of the event “flip heads” change when a coin is flipped more times in an experiment?
tamaranim1 [39]

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D

Step-by-step explanation:

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3 years ago
I need Math Help!!! Look at the picture for the question!
denis-greek [22]

Answer:

b) in the vertex.

Step-by-step explanation:

In the vertex. If the parabola opens up or down the axis of symmetry is x = a where a is the x coordinate of the vertex.

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3 0
3 years ago
Which statements about the function f are true? Check all that apply.
goblinko [34]

Answer:

The domain (or input values) of a continuous line is all real numbers

The range (or output values) of a continuous line is all real numbers

f(2) =4

Step-by-step explanation:

The domain (or input values) of a continuous line is all real numbers

x can be positive and negative

The range (or output values) of a continuous line is all real numbers

y can be positive and negative

f(2) is the value of y at x =2

f(2) =4

g(2) = 1/2(2) +3

8 0
3 years ago
Read 2 more answers
Need help as soon as possible !! ​
Andre45 [30]

Answer:

x = 64

Step-by-step explanation:

The sum of the interior angles of a quadrilateral = 360°

Sum the given angles and equate to 360

x + 2x + 114 + x - 10 = 360, that is

4x + 104 = 360 ( subtract 104 from both sides )

4x = 256 ( divide both sides by 4 )

x = 64

5 0
4 years ago
Read 2 more answers
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