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tino4ka555 [31]
3 years ago
10

PLS HELP ASAP! 10 points given xx

Mathematics
2 answers:
RoseWind [281]3 years ago
8 0

Answer:

the answer is k equal 1your welcome

svetoff [14.1K]3 years ago
5 0

Answer:

k(- 1) = 8

Step-by-step explanation:

k(- 1) means what is the value of k(x) when x = - 1

- 1 meets the condition x ≥ - 1, thus

k(- 1) = x + 9 = - 1 + 9 = 8

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*MAKE SURE YOU ANSWER CORRECTLY WITH DETAILS, WILL CHOOSE BRAINLIEST * Describe a hemisphere of this picture and explain how it
SVEN [57.7K]

Answer:

Volume of the hemisphere = \frac{2}{3}\pi r^{3}

Step-by-step explanation:

It's a picture of a globe and a globe of the Earth is in the shape of a sphere.

We know equator divides the earth into two equal halves and these equal halves are called as "hemisphere".

Therefore, a line joining the two extreme points of the diameter of the Earth divides the Earth into two hemispheres.

If the radius of the Earth is 'r',

Volume of the hemisphere = \frac{2}{3}\pi r^{3}

6 0
3 years ago
The owner of a local nightclub has recently surveyed a random sample of n = 250 customers of the club. She would now like to det
seraphim [82]

Answer:

The required hypothesis to test is H_0: \mu\leq 30 and H_1: \mu>30.

Step-by-step explanation:

Consider the provided information.

It is given that the nightclub has recently surveyed a random sample of n = 250 customers of the club.

She would now like to determine whether or not the mean age of her customers is over 30.

Null hypotheses is represents as H_0. Thus the null hypotheses is shown as:

H_0: \mu\leq 30

The alternative hypotheses is represents as H_1. Thus the alternative hypotheses is shown as:

H_1: \mu>30

Hence, the required hypothesis to test is H_0: \mu\leq 30 and H_1: \mu>30.

8 0
3 years ago
What is the difference between 9 thirty sevens and 8 thirty sevens
mojhsa [17]
From what I think of this question, i think of 9x37 and 8x37 OR 9/37 and 8/37. either way 8x37=296 9x37=333 9/37=0.2432 8/37=0.2162
6 0
3 years ago
Read 2 more answers
water stations will be placed every 600 meters of a fifteen kilometer race. how many water stations will be needed?
Snezhnost [94]
1km=1000metres
15km=15000 metres 
15000/600=25
25-1=24 (minus the last one)

hope this helps :)
5 0
3 years ago
Read 2 more answers
George has two dogs.
Stella [2.4K]
Uhhhhhhhhhhhhhhhhhhhhhhhh
7 0
2 years ago
Read 2 more answers
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