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OLga [1]
3 years ago
11

A sea lion dove from the water's surface at sea level to an altitude of −216.12 meters in 2.4 minutes.

Mathematics
2 answers:
prohojiy [21]3 years ago
8 0
Your answer is -90.05! :)))

xenn [34]3 years ago
8 0

Answer:

The average change in the sea lion's altitude is -90.05 m/min.

Step-by-step explanation:

We have been given the altitude as −216.12 meters and the time taken in 2.4 minutes.

The average change in the sea lion's altitude is given by

\text{average change}=\frac{\text{Altitude}}{\text{time}}

On substituting the known values, we get

\text{average change}=\frac{-216.12}{2.4}\text{ m/min}\\\\\text{average change}=-90.05

Therefore, the average change in the sea lion's altitude is -90.05 m/min.

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What is the least common multiple of 8 and 9?<br><br><br><br> Enter your answer in the box.
Contact [7]

Answer:

72

Step-by-step explanation:

The LCM is when you find the lowest factor that 2 or more numbers share.

For 8 and 9,you would just need to keep multiplying each other until you find the same numbers. It would look something like this.

8,16,24,32,40,48,56,64,72..... etc.

9,18,27,36,45,54,63,72,81..... etc.

You can see how they both have the same factor (72), and since that is the lowest factor (which means I can find a lower factor then 72) then your LCM of 8 and 9 should be 72 :)

4 0
3 years ago
How do you find the slope of x^2 at x = 5? please hurry
Lorico [155]

The slope of any function is its first derivative.

If  f(x)=x^2, then  f'(x)= 2x .

At  x=5,  slope = f'(x) = 2(5) = <em>10</em> .
5 0
3 years ago
Shawn earns $10 per hour for the first 32 hours he works in a week. For any additional
olchik [2.2K]

Answer:

im sorry im not sure but i think 9

Step-by-step explanation:

5 0
3 years ago
For which value of theta is sin theta equals -1?
Olin [163]

Answer:

The value of Ф is 3π/2

Step-by-step explanation:

* Lets revise the angle Ф in the four quadrant

∵ r = √(x² + y²) ⇒ square the two sides

∴ x² + y² = r²

∵ r = 1

∴ x² + y² = 1

∵ cos² Ф + sin² Ф = 1

∵ x is the adjacent side to Ф and y is the opposite side to Ф

∴ x = cos Ф and y = sin Ф

- At point (1 , 0)

∵ x = 1 , y = 0

∴ cos Ф = 1 and sin Ф = 0

∵ The positive part of x-axis represents the angle 0 and 2π

∴ cos 0 and 2π are 1 and sin 0 and 2π are 0

- At point (0 , 1)

∵ x = 0 , y = 1

∴ cos Ф = 0 and sin Ф = 1

∵ The positive part of y-axis represent the angle π/2

∴ cos π/2 is 0 and sin π/2 is 1

- At point (-1 , 0)

∵ x = -1 , y = 0

∴ cos Ф = -1 and sin Ф = 0

∵ The negative part of x-axis represents the angle π

∴ cos π is -1 and sin π is 0

- At point (0 , -1)

∵ x = 0 , y = -1

∴ cos Ф = 0 and sin Ф = -1

∵ The negative part of y-axis represent the angle 3π/2

∴ cos 3π/2 is 0 and sin 3π/2 is 1

* For the value of Ф = 3π/2 is sin Ф = -1

6 0
3 years ago
Read 2 more answers
-4/5(-8x+6)=1+7 Please Help
bagirrra123 [75]

Answer:

x = 2

Step-by-step explanation:

-4/5(-8x + 6) = 1 + 7 (distribute first)

6.4x -4.8 = 8 (add 4.8 on both sides)

6.4x = 12.8 (divide by 6.4)

x = 2

PLUG IN

-4/5(-8(2) + 6) = 1 + 7

-4/5(-16 + 6) = 8

-4/5(-10) = 8

8 = 8

8 0
3 years ago
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