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krok68 [10]
3 years ago
5

Find the equation of the circle with center at the origin that contains the point ( 12 , 9 ) (12,9).

Mathematics
1 answer:
atroni [7]3 years ago
4 0
Radius is the length of line from centre to (12,9)
Equation of circle: (x-12)+(y-9)=r^2
r=√12^2+9^2=√169
r^2=(√169)^2=169
hence, (x-12)+(y-9)=169

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A performer in a circus is fired from a cannon as a ``human cannonball'' and leaves the cannon with a speed of 16.4 m/s. The per
ladessa [460]

Answer:

1195.22N.

Step-by-step explanation:

Mass: m =82.6 kg

Velocity: v= 16.4m/sec.

Distance: d = 9.29 metres.

Acceleration = (v²/2d) = (16.4²/18.58) = 14.47m/sec².

Force = (mass x acceleration) = (82.6 x 14.47) = 1195.22N.

3 0
3 years ago
67.77759 rounded to nearest meter
AlekseyPX

Answer:

68

Step-by-step explanation:

0.7 rounds to 1 so add 1 to 67 to get 68

7 0
3 years ago
Read 2 more answers
For each function, do the following: a) state the name of the function, b) identify the independent and dependent variable, c) i
Makovka662 [10]
<h2>Hello!</h2>

The answers are:

a) The name of the function is f.

b) Independent variable : t , dependent variable : y/f(t)

c) The rule that assings exactly one output to the very input is called "function".

d) f(-5)=-3t^{2}-2t=-3*(-5)^{2}-2*(-5)=-75+10=-65

<h2>Why?</h2>

Usually, the name of a function f(x) is what is out of the parentheses, so the name of the function is "f".

The independent variable of a function is the variable we assign the different values, so, for this case, the independent variable is "t"

The dependent variable is the function itselft, it's also called "y", it's called "dependent" variable because its values will always depends of the "independent variable"

Function is the rule that states that there is exactly one output (range value) to the very input (domain value).  A function only exists when there is exactly one output value (range) for each input (domain), if there is more than one output for each input, the function does not exist.

Evaluating a function consists of assign values to the independent variable, so:

f(-5)=-3t^{2}-2t=-3*(-5)^{2}-2*(-5)=-75+10=-65

Have a nice day!

3 0
3 years ago
Can your please help this
marin [14]
You would get -13y-13x
7 0
3 years ago
Read 2 more answers
What’s the answer? #14
N76 [4]

No, it is not an exponential function.

8 0
2 years ago
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