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Varvara68 [4.7K]
3 years ago
13

Plz help asap I will give brainliest​

Mathematics
2 answers:
Neko [114]3 years ago
8 0

Answer:

D

Step-by-step explanation:

i had this assignment just don't feel like explaining lol

elena-s [515]3 years ago
4 0

Answer:

B

Step-by-step explanation:

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Use the dot product to determine whether v and w are orthogonal.
nata0808 [166]

Answer:

B. The vectors v and w are orthogonal because their dot product is <u> 0 </u>

Step-by-step explanation:

Given that :

v=  - i - j  

w= - i + j

Therefore;

vw = ( - i - j )  ( - i + j )

Taking each  set of integer of the vector into consideration:

vw = ( -1 × - 1) ( -1 × 1)

vw = 1 - 1

vw = 0

Hence, we can conclude that :

The vectors v and w are orthogonal because their dot product is <u> 0   </u>

7 0
4 years ago
The fastest elevators in the Burj Khalifa can travel 330 feet in just 10 seconds.
OLga [1]

Answer:

363 ft

Step-by-step explanation:

We can use a ratio to solve

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------------     = ---------------

10 seconds      11 seconds

Using cross products

330*11 = 10x

Divide by 10

330*11/10 = x

363 = x

3 0
2 years ago
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50000 fish were stocked in a lake with a 20% decrease each year . whats the 1st year will it be under 5000 fish
Marina CMI [18]

Answer:

no it will no be

Step-by-step explanation:

6 0
3 years ago
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pentagon [3]
Your answer is  360 degrees 
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4 years ago
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Maar of the towns que
aalyn [17]

Answer:

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