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Katarina [22]
3 years ago
14

If the earth rotates 15° each hour how long does it take to rotate 1°? Show your work

Mathematics
1 answer:
mojhsa [17]3 years ago
3 0

It will take 4 minutes to rotate 1º because 15 divided by 15 is one (to get 1º) and 60 (1 hour) divided by 15 is 4.

You might be interested in
Write a function of the geometric sequence with a starting term of 8 and a common ratio of 2. Find the fourth term.
Andreas93 [3]

The expression that represents well the <em>geometric</em> sequence is f(n) = 8 \cdot 2^{n-1} and the value of the <em>fourth</em> term is 64. (Correct choice: B)

<h3>How to analyze geometric sequences</h3>

<em>Geometric</em> sequences are <em>exponential</em> expressions with discrete domain, whose form is presented and explained below:

f(n) = a \cdot r^{n-1}, where a, r are <em>real</em> numbers and n is a <em>natural</em> number.     (1)

Where:

  • Value of the starting term.
  • Common ratio of the series.

According to the statement, we know that the first term of the <em>geometric</em> sequence is 8 and between any two <em>consecutive</em> terms there is a <em>common</em> ratio of 2. If we know that a = 8, r = 2 and n = 4, then the fourth term of the series by means of (1) is:

f(4) = 8 \cdot 2^{4-1}

f(4) = 8 · 8

f(4) = 64

The expression that represents the <em>geometric</em> sequence is f(n) = 8 \cdot 2^{n-1} and the value of the <em>fourth</em> term is 64.

To learn more on geometric sequences: brainly.com/question/11266123

#SPJ1

7 0
2 years ago
PLEASE HELP
Irina-Kira [14]
<span>2.

d = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}

</span><span>d = \sqrt{(3 - 1)^2 + (1 - 3)^2}
</span>
<span>d = \sqrt{(2)^2 + (2)^2}
</span>
<span>d = \sqrt{4 + 4}

</span><span>d = \sqrt{8}

3.

3y = -4x + 2

y = - \dfrac{4}{3} x + \dfrac{2}{3}

Slope of line of given equation is -4/3.

Slope of perpendicular is -3/4.
</span>
3 0
4 years ago
Guys please help...
BaLLatris [955]

Answer

the anwser is this......

Step-by-step explanation:

5 0
3 years ago
56+ ? +11=94 <br> Help me
tiny-mole [99]

Answer:

? = 27

Step-by-step explanation:

56 + ? + 11 = 94

? + 67 = 94

? = 27

4 0
3 years ago
Solve for x; y=mx+b I can find x by_______________ on both sides of the equation PLZ Show your Work Thank You
amid [387]

Answer:

"subtracting b, then dividing by m"

Step-by-step explanation:

To solve for a particular variable, look a the operations that are being performed on that variable. Then "undo" those operations in reverse order.

Here, the operations done to x are ...

• multiply by m

• add b to the product

Using the above recipe, first we "undo" the additon of b. We accomplish that by subtracting b from both sides of the equation. This gives ...

y - b = mx + b - b

y - b = mx . . . . . . . . . simplify

Next, we "undo" the multiplicatin by m. We accomplish that by dividing both sides of the equation by m.

(y -b)/m = mx/m

(y -b)/m = x . . . . . . . . simplify

This is your solution for x:

x = (y - b)/m

We found it by subtracting b, then dividing by m on both sides of the equation.

6 0
4 years ago
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