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frosja888 [35]
3 years ago
7

ASAP WHO CAN ANSWER THESE BOTH IF YOU DONT KNOW DO NOT ANSWERR :)

Mathematics
2 answers:
Greeley [361]3 years ago
6 0

Answer:

We hear sounds because sound waves enter the outer ear and travel through a narrow passageway called the ear canal, which leads to the eardrum. The eardrum vibrates from the incoming sound waves and sends these vibrations to three tiny bones in the middle ear. These bones are called the malleus, incus, and stapes.

Step-by-step explanation:

Anna007 [38]3 years ago
3 0
We hear sounds because hear vibrations that go into our ear.
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Someone tell me if I’m right
otez555 [7]

Answer:

Yes you are correct

Step-by-step explanation:

3 0
2 years ago
A penny, a nickel, a dime, and a quarter are tossed. What is the probability of obtaining at least one head on the tosses?
Anton [14]
The penny can land two ways. The nickel can land two ways. The dime can land two ways. The quarter can land two ways. The total number of ways that all of them can land is (2x2x2x2)= 16 possibilities. Only ONE result shows no heads . . . TAIL-TAIL- TAIL-TAIL. All of the other 15 possibilities include at least one HEAD. So the probability is 15/16 = 93.25% .
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2 years ago
A number increased by 24 is 112. what is the number
dexar [7]
I believe the correct number is 88.
8 0
2 years ago
What is the <br>greatest common factor of 27 and 18?​
expeople1 [14]

Answer:

9

Step-by-step explanation:

27:

1,3,9, 27

18:

1,2,3,6,9, 18

4 0
2 years ago
Read 2 more answers
Given that e= 2i – 5j + 9k and f= 8i + 15j + k, find 3f – 2e.
ipn [44]

Plug in "8i + 15j + k" for "f", and "2i – 5j + 9k" for "e"

3(8i + 15j + k) - 2(2i – 5j + 9k)

Distribute 3 to (8i + 15j + k) & - 2 to (2i – 5j + 9k)

3(8i + 15j + k) = 24i + 45j + 3k

-2(2i - 5j + 9k) = -4i + 10j - 18k

-------------------------------------------------------------------------------------------------------------------

Simplify. Combine like terms

24i - 4i + 45j + 10j + 3k - 18k

(24i - 4i) + (45j + 10j) + (3k - 18k)

20i + 55j - 15k is your answer, or (C)

-------------------------------------------------------------------------------------------------------------------

hope this helps

5 0
2 years ago
Read 2 more answers
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