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notsponge [240]
3 years ago
8

Over a 24-hour period, the tide in a harbor can be modeled by one period of a sinusoidal function. The tide measures 5.15 ft at

midnight, rises to a
high of 10.2 ft falls to a low of 0.1 ft, and then rises to 5.15 ft by the next midnight
What is the equation for the sine function f(x), where x represents time in hours since the beginning of the 24-hour period, that models the
situation?
Enter your answer in the box
Mathematics
1 answer:
Crazy boy [7]3 years ago
5 0

Answer:

f(x)=5.05 sin((pi/12)x) + 5.15

Step-by-step explanation:

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781 books second = books minute
hram777 [196]
34,860


You take 781 books a second and multiply that by 60 since there’s 60 seconds in a minute
8 0
2 years ago
Find the measure of DB (a curvy line is on top of DB btw)
klasskru [66]

Answer:

Arc DB = 146

x = 5

Step-by-step explanation:

Remark

The relationship between the large arc, the small arc and the intersecting angle is

1/2 (large arc - small arc) = intersecting angle.

Givens

Large arc = 25x + 21

Small arc = 96

5x

Solution

1/2*(25x + 21 - 96) = 5x*2            Multiply both sides by 2

25x + 21 - 96 = 10 x                     Combine      

25x - 75 = 10x                             Subtract 25x from both sides

-75 = 10x - 25x

-15x = -75

x = 5

DB = 25x + 21

DB = 25*5 + 21

DB = 125 + 21

DB = 146

Tell me if this is not in the choices.

5 0
3 years ago
BRAINLIEST to wherever gets this correct ​
schepotkina [342]

Answer:

300\pi cubic feet

Step-by-step explanation:

Let r be the radius of cone and h be the height of cone.

Radius of cylinder=r

Height of cylinder=h

Volume of cone=100\pi ft^3

We have to find the volume of cylinder.

We know that

Volume of cone=\frac{1}{3}\pi r^2 h

100\pi=\frac{1}{3}\pi r^2 h

r^2 h=300

Volume of cylinder=\pi r^2 h

Using the formula

Volume of cylinder=\pi (300)=300\pi ft^3

Hence, the volume of cylinder=300\pi cubic feet

4 0
3 years ago
What does the pair of equations y = 5, z = 6 represent? In other words, describe the set of points (x, y, z) such that y = 5 and
stiks02 [169]

Answer:

Option b.

Step-by-step explanation:

The set of points (x, y, z) such that y = 5 and z = 6.

So, all pairs are in the form of (x,5,6).

where, x can be any real number.

It the set of points (x,y,6), y and z-coordinates are constant.

So, the pair of equations y = 5, z = 6 represents a line parallel to x-axis and the distance of this line from xy-plane is 6 units and from xz plane is 5 units.

Therefore, the correct option is b.

8 0
4 years ago
Decide whether it would be more convenient to solve the system of equations by substitution or elimination.
nikklg [1K]
It is more convinient to use substitution
5 0
3 years ago
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