4 years ago

Is 7 a compatible number or a prime number

Mathematics

2 answers:

Flauer [41]4 years ago

8 0

7 is a prime number because it can only be divided among itself or 1.<span />

Ratling [72]4 years ago

5 0

7 has no factors except ' 1 ' and itself, so it's a "prime" number.

If it were not a prime number, it would be a "composite" one instead.

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How do you graph 2x+4y=20

Zanzabum

Divide by 2 on each side: x+2y=10

If y is 0, x=10. If x=0, y=5.

x-intercept: (10, 0)

y-intercept: (0, 5)

Draw those two points, connect, and extend.

4 0

4 years ago

A rectangular playground is 65m long and 30 m wide. A pathway of 1.5 m width goes all around, outside it. Find the area of the p

BabaBlast [244]

Answer:

97.5 m^2

Step-by-step explanation:

Given data

Length = 65m

Width= 30m

We are told that the width of the path= 1.5m

Hence the area of the path is

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3 years ago

115 - 12

adell [148]

Answer:

Step-by-step explanation:

|15-12|/4 = 3/4

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3/4 - 3/2 = -3/4

So the answer is B.

7 0

3 years ago

Alexa has some dimes and some quarters. She has a minimum of 28 coins worth a maximum of $5.05 combined. If Alexa has 17 quarter

vazorg [7]

Answer:

if she has 17 quarters, the money of it would be $4.25.

$5.05 - 4.25$ = $0.80

=> 8 dimes

=> she have 17 quarters and 8 dimes

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers

Find the value of the following expression (2^8 • 3^-5 • 6^0) write your answer in simplified form show all your steps Help Fast

vitfil [10]

${( {2}^{8} \times {3}^{ - 5} \times {6}^{0} })^{ - 2} \\ = \frac{1}{ {( {2}^{8} \times {3}^{ - 5} \times {6}^{0} })^{2} } \\ = \frac{1}{ {(256 \times \frac{1}{ {3}^{5} } \times 1 })^{2} } \\ = \frac{1}{ {(256 \times \frac{1}{243} \times 1 })^{2} } \\ = \frac{1}{ ({ \frac{256}{243} })^{2} } \\ = \frac{1}{ \frac{ {256}^{2} }{ {243}^{2} } } \\ = \frac{1}{ \frac{65536}{59049} } \\ = \frac{59049}{65536}$
The answer is 59049/65539
The value is 0.901

6 0

3 years ago