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EastWind [94]
3 years ago
10

Plz help WILL MARK BRAINLIEST

Mathematics
2 answers:
shusha [124]3 years ago
8 0

Answer:

16 and 18

Step-by-step explanation:

Nastasia [14]3 years ago
6 0

Answer:

The answer for the first page is 16 and 18

Step-by-step explanation:

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quizlet "it is closed under addition and multiplication but not closed under subtraction or division."
deff fn [24]

Rational numbers are closed under addition ,multiplication but not closed under division

Rational number

Closure property

assume two rational numbers say x and y. the results  of addition and multiplication operations give a rational number we can say that rational number are closed under addition and multiplication . For example

rational number are not closed under division as  1 and 0 are rational number  but 1/0 is not defined but it is closed under addition  and multiplication

that is 1+0 = 1 closed under addition

          1*0 =0 closed under multiplication

but 1/0  is not defined so it is not closed under division

Hence Rational numbers are closed under addition ,multiplication but not closed under division

learn more of closure property here

brainly.com/question/28220649

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4 0
11 months ago
Find the product of z1 and z2, where z1 = 5(cos 60° + i sin 60°) and z2 = 7(cos 210° + i sin 210°)
Verizon [17]

Answer:

cos210=cos(180+30)=−cos30=−√32 . sin210=sin(180+30)=−sin30=−12 . 3(cos210+isin210) =3(−√32)+3i(−12). −(32)√3−(32)i. My favourite way of seeing that sin30=12 and cos30=√32 is ...

Step-by-step explanation:

But that's what I say personally

3 0
3 years ago
Chad wants to know which professional baseball player is most popular among the 300 students at his school. Which is the most re
mr_godi [17]

Answer:

It could be to: collect data from a sample of every twentieth student who arrives at school one day

7 0
3 years ago
Write the doubles plus one fact for 7+7
Scilla [17]
14 because u are adding both factor and u are adding
5 0
3 years ago
Solve this problem: 125^-1/3×49^-1/2 ​
Andreyy89
I believe the answer is: 1/35

Hope this helps!!
6 0
3 years ago
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