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Helga [31]
3 years ago
12

I will give brainliest!

Mathematics
1 answer:
Makovka662 [10]3 years ago
3 0
I would think the answer is 3, sorry if i cant help. 
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In the circle below tangent PA and secant PBC have been drawn.if PB=4 and BC=12 then which of the following is the length of tan
Vinvika [58]
The length of the tangent PA is gonna be 8
5 0
3 years ago
Read 2 more answers
Find the domain in interval notation.
Nady [450]

Answer:

<em>x ∈ ( - ∞ , - 8 ) ∪ ( - 8 , 0 ) ∪ ( 0 , 8 ) ∪ ( 8 , ∞ ) </em>

Step-by-step explanation:

x³ - 64x = x( x² - 64 ) ≠ 0 ⇒ x ≠ 0 and x ≠ ± 8

<em>x ∈ ( - ∞ , - 8 ) ∪ ( - 8 , 0 ) ∪ ( 0 , 8 ) ∪ ( 8 , ∞ )</em>

6 0
3 years ago
USA Today reported that Parkfield, California, is dubbed the world's earthquake capital because it sits on top of the notorious
UNO [17]

Answer:

probability of Number of earth quakes in a fixed interval of time is to be determined at a mean rate of 1.2 times once every 22 years.

Step-by-step explanation:

Poisson probability distribution is used to determine probability of an event in a fixed interval of time and space given that the event occurs with known mean rate and independently of time since its last occurance.

In this scenario,

Mean is 1.2 times once every 22 years.

probability of number of earth quakes in any fixed interval of time is to be determined

occurance of event that is number of earth quake in a fixed interval is independent variable.

7 0
3 years ago
Can I get some help on these please ?
Ksivusya [100]
Q1
Divide each distance by its time to find the speed for each driver.
T: 380 km / 4 hr = 95 km/h
M: 530 km / 5 hr = 106 km/h
Martine's average speed was greater.

Q2
Bronze to aluminum is 25:2
The alloy is bronze plus aluminum, so by adding 25 + 2 you get 27.
Bronze to total is 25:27

25 is 27 as x is to 55

25/27 = x/55

27x = 25 * 55

x = 50.926

Answer: 50.926 kg of bronze

Q3
Manipulative toys to art toys is 30:40
Total toys = 30 + 40 = 70

manipulative toys are 30 out of 70

30/70 * 100 = 42.9%

6 0
3 years ago
-(x – 4) + 5 = 3x + 6 – x
slava [35]

Answer:

3

Step-by-step explanation:

-(x-4)+5=3x+6-x(BODMAS)

-x+4+5=3x+6-x(collect like terms )

4+5=3x+x-x

9=3x (divide both sides by 3)

9/3=3x/3

3=x

4 0
3 years ago
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