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Paul [167]
3 years ago
6

A police department believes that the number of serious crimes which occur each month can be estimated by the equation c=1200-12

.5p where c equals number of serious crimes per month and p equals the number of officers assigned to preventive patrol.If c if graphed on the vertical axis a)Identify the slope and interpret its meaning b(Identify the c intercept and interpret its meaning c)Identify the p intercept and interpret its meaning
Mathematics
1 answer:
e-lub [12.9K]3 years ago
4 0

Answer:

a) -12.5; the crimes committed goes down by 12.5 every time there are more police officers assigned to patrol.

b) 1200. The number of crimes committed if no police officers were on patrol.

c) 96. The hypothetical number of police officers on duty if no crime were to ever occur.

Step-by-step explanation:

The intercepts are found by substituting 0 for the other variable in the equation.

For example, if you wanted to find the C intercept, all you have to do is make P = 0, so you would end up with C = 1200 - (12.5 * 0), which simplifies down to 1200.

You would apply the same strategy to find the P intercept.

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3 years ago
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Masja [62]

Answer:

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Step-by-step explanation:

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3 years ago
Simplify the rational expression. State any restrictions on the variable.
ExtremeBDS [4]

we are given

\frac{(n^4-10n^2+24)}{(n^4-9n^2+18)}

Firstly, we will factor numerators and denominators

\frac{(n^4-10n^2+24)}{(n^4-9n^2+18)}=\frac{(n^2-6)(n^2-4)}{(n^2-3)(n^2-6)}

we can see that

n^2 -6 is factor on both numerator and denominator

so, it will get cancelled

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so, one of restriction is

n^2-6\neq 0

n\neq -+ \sqrt{6}

we can simplify it

\frac{(n^4-10n^2+24)}{(n^4-9n^2+18)}=\frac{(n^2-4)}{(n^2-3)}

we know that denominator can not be zero

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3 0
3 years ago
What is an expression equivalent to 5x+10 using the distributive property?​
Crank

Answer:

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Step-by-step explanation:

I did the math and checked. :)

5 0
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kicyunya [14]

Answer:

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Step-by-step explanation:

We must first know that the angle of refraction is given by the following equation:

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The angle (A) in the air is 22.8 °, and that of the water is unknown.

Replacing these values we have to:

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now for the tank depth:

h = D / tan (A_water)

D = 3.25

Replacing

h = 3.25 / tan 16.9 °

h = 10.69

Therefore the depth is 10.69 meters.

6 0
3 years ago
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