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labwork [276]
3 years ago
8

List the elements C={7n|n belongs to N, n<5}

Mathematics
1 answer:
Oksanka [162]3 years ago
5 0

Answer:

C =  \{0,7,14,21,28\}

Step-by-step explanation:

Given

C \{7n: n < 5\}

Required

List the elements

Assume that n is not negative, the values of n are:

n = \{0,1,2,3,4\}

So, the values of C is:

C = 7 * n

C = 7 * \{0,1,2,3,4\}

Multiply each set element by 7

C =  \{7 *0,7 *1,7 *2,7 *3,7 *4\}

C =  \{0,7,14,21,28\}

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Find the value of ‘x’ if 32 x 2^ x = 2^ 8<br><br> please give steps
Serjik [45]

Answer:

x = 3

Step-by-step explanation:

32 * 2^x = 2^8

32 * 2^x = 256

divide 32 from both sides

2^x = 8

then solve for x

2^3 = 8

5 0
3 years ago
What is 8.032 rounded to the nearest hundreth
patriot [66]

Answer:

8.03

Step-by-step explanation:

It would be 8.03 because the two in 8.03<u>2</u> makes the three stay the same instead of rounding up.

8 0
3 years ago
How would you write 1+1 in distributive property
777dan777 [17]
You would put it in as 1(1x1) 

Hope this helps

4 0
4 years ago
What is the answer???
Mama L [17]

Remark

There must be 12 such boxes. Each one has a volume of 4 * 4 * 4 = 64 in^3

Proportion

1 box is 64 in^3

12 boxes = x

1/12 = 64/x           Cross multiply

x = 12 * 64

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Note: We are not concerned with how to stack these boxes. We only want to know the volume.

6 0
3 years ago
[Answer Quickly Please!]
Novay_Z [31]

Answer:

30th term is

9(30+3) =270+27=297

to find the first term which is larger than 100

9(n+3) =100

9n=100-27

9n=73

n=73÷9

=8.1

so when n is>8.1 all the terms will be larger than 100 and the first term will be 9 since n can't be fraction as it's an ordinary number

so it's 9th

9(9+3) =81+27=108

the first four terms are

9(1+3) =36

9(2+3) =45

9(3+3) =81

9(4+3) =63

Step-by-step explanation:

n(n-1)

the first four terms are

1(1-1) =0

2(2-1) =2

3(3-1) =6

4(4-1) =12

the 10th term is 10(10-1) =90

to find weather 51 is a term or not

n(n-1) =51

n^2-n-51=0

1-4×1×-51=1+204=205

so it's roots will be fraction

so it's not from its terms because n will

be fraction

to find the term 182

n(n-1) =182

n^2-n-182=0

(n-14) (n+13)=0

so it's the term 14th because n can't be negative

7 0
4 years ago
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