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qaws [65]
3 years ago
7

Can you do it quickly

Mathematics
1 answer:
aniked [119]3 years ago
4 0
(I) ||u+v||^2 = <u>
= <u> <u>
= <u>
= ||u||^2 + ||v||^2

(Ii) use what we proved in the first and should be trivial</u></u></u></u>
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What are all names for pi over 2
Lyrx [107]

All the names for the mathematical statement given as pi over 2 are π/2 rad and 90 degrees

<h3>How to determine all the names for pi over 2?</h3>

The mathematical statement is given as:

All names for pi over 2

Rewrite the mathematical statement as follows:

All names for pi/2

This can further be rewritten as:

All names for π/2

In the measurements of angles.

The value of π is 180 degrees

So, we have

π/2 = 180 degrees/2

Evaluate the quotient

π/2 = 90 degrees

Hence, all the names for the mathematical statement given as pi over 2 are π/2 rad and 90 degrees

Read more about radian angles at:

brainly.com/question/10443805

#SPJ1

6 0
2 years ago
What is the opposite of the opposite of negative nine?​
pogonyaev

Answer:

-9 or negative 9

Step-by-step explanation:

The opposite of negative 9 is positive 9.

The opposite of <em>that</em> is negative 9.

8 0
3 years ago
Read 2 more answers
Steinmetz furniture buys 2 products for resale: big shelves (B) and medium shelves (M). Each big shelf costs $100 and requires 1
ser-zykov [4K]

Answer:100B + 50M ? 25000

Step-by-step explanation: CZ 75B has a firing pin block which makes for a longer SA trigger pull. CZ 75 has the superior trigger. Aren't the magazines different (and not interchangeable) as well? IIRC, the older 75 mags are not easy to find, and can be expensive.Apr 22, 2011

4 0
3 years ago
Write an exponential function that has a starting value of 0.1 and a decay rate of 0.1%.
Usimov [2.4K]

Answer:

The answer is Exponential decay, 25% decrease

Step-by-step explanation:

In f(x) = 16(0.75)x the (0.75) does not have a 1 so it is decreasing and if it is only 75% of 16 then it would be losing 25% each time

6 0
3 years ago
a carpet layer can put down 400 square feet of carpeting in 2.5 hours. How many hours will it take him to lay 600 square feet of
N76 [4]
You can set it up like:

400/2.5 = 600/x; now cross multiply
400x = 2.5(600)
400x = 1,500; now divide both sides by 400 to isolate the x, and you get x = 3.75 hours
3 0
3 years ago
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