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chubhunter [2.5K]
3 years ago
11

What is 78 million in scientic notation?

Mathematics
2 answers:
taurus [48]3 years ago
4 0

In this problem, you are asked to write a number in scientific notation. In figures, 78 million would look like this:

78,000,000

To write this to scientific notation, you have to move the decimal point to the left until you will get a number between 1 and 10.

Here, you will have to move the decimal point 7 times to get 7.8

The exponent of the scientific notation is the number of times you moved your decimal point. Since the movement of decimal point is going to the left, you will have a positive exponent.

The scientific notation would look like this:

7.8 x 10^7

Ann [662]3 years ago
3 0
That would be 7.8 * 10^7
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A pass to a water park is $58. A discount of 10% is given to customers at the end of the season.
Helga [31]
Answer: $52.20

Steps:
First way:
10% = 0.1
$58 x 0.1 = $5.80
$58 - $5.8 = $52.20

Second way:
100% = 1
10% = 0.1
1 - 0.1 = .9
That means that when the 10% is taken off, 90% still has to be paid.
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5 0
3 years ago
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sergij07 [2.7K]

Answer:

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8 0
3 years ago
Can someone help me ?!
True [87]

Answer:

y<-2x-3

Step-by-step explanation:

Your first step is to find the equation of the line. You can see that the y-intercept is -3, therefore your b is -3. So now your formula looks like this:

y=mx-3

To find m, you substitute in an x value and its corresponding y value. When you do this you will get -2.

Now it looks like this:

y=-2x-3.

Now that you have the equation of the line, you can look at the inequality. Since the line is dotted, that means it is not included in the inequality. That mean it cannot contain an equal to. So the only options we have are < and >. Since the shaded area is to the left, which is the negative side, we can conclude that y<-2x-3 is the correct equation.

HOPE THAT THIS IS HELPFUL!

5 0
3 years ago
A triangle has side lengths of 7 centimeters, 5 centimeters, and c centimeters.
storchak [24]
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If c is the largest number, then

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4 0
4 years ago
Read 2 more answers
Help meee!!!!!!!! I need this to graduate!!!!!!!
Pie

Answer:

• Slope is the derivative of the function:

{ \rm{f(x) =  {x}^{3}  + 3 {x}^{2} + 3x + 1 }} \\  \\ { \tt{ \frac{dy}{dx}  = 3 {x}^{2} + 6x + 3 + 0 }}

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3 years ago
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