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spin [16.1K]
3 years ago
8

Math question, any help is appreciated <3

Mathematics
1 answer:
lesya [120]3 years ago
7 0

Since you already know the solution, you need to substitute every occurrence of x and y with those values: the first equation checks out, because it becomes

3\cdot 4 - 2 \cdot 2 = 12-4 = 8

The second becomes

2 \cdot 4 + 3 \cdot 2 = Q \iff 8+6 = Q \iff Q = 14

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I really need help with this trigonometric function, i am struggling and it would mean a lot.
AURORKA [14]

Answer:

should be 22.5 for the first one and 324 for the second

Step-by-step explanation:

pi = 180° so you can take the multiplier by pi and switch pi to be 180

7 0
3 years ago
Can someone please help me with this MATH question ill give free points PLUS brainliest!!!!
irina1246 [14]

Answer:

The answer is 4th point

Step-by-step explanation:

√(4j⁴/9k⁸) = (√4j⁴)/(√9k⁸)

= [2(j⁴)^1/2]/ [3(k⁸)^1/2]

= 2j²/3k⁴

6 0
3 years ago
Read 2 more answers
On a particularly boring transatlantic flight, one of the authors amused himself by counting the heads of the people in the seat
xxTIMURxx [149]

Answer:

The answer is 5.

Step-by-step explanation:

Total number of people noticed by author = 28

Total number of black haired people = 27

So, total number of non black haired people = 1

Also given that 6 people had whole row of seats to themselves.

Let x be the number of non black haired people who had a whole row to themselves.

Since there is only one person with non black hair and has a whole row to himself because it is mentioned that one person had a row to himself which is non black haired.

Looking at above information we can say that x = 1.

Now we can say that the number of black haired people who had a whole row to themselves =  6-x

or 6-1=5

Hence, the answer is 5.

6 0
3 years ago
What is the answer to 6x-8
Readme [11.4K]

The answer to 6 x (-8) = -48

<u>It is -48 because anytime you multiply one negative to one positive it will be negative if you multiply two negative's it come out to be a positive </u>

                                                                                                        Hope this helps

                                                                                             Have a wonderful day

7 0
3 years ago
bridget is allowed to play on-line games for 75\100 of an hour each day. Write this fraction as a decimal
Karolina [17]
75/100 = 0.75 in decimal form
6 0
3 years ago
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