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FromTheMoon [43]
3 years ago
14

What are all the prime numbers between 20 and 30?

Mathematics
1 answer:
shtirl [24]3 years ago
3 0
23, 29 are only two primes between 20 and 30
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(2x/3)=x+2 With working out plzzz
MissTica

Answer:

x= -6

Step-by-step explanation:

2x/3=x+2

multiply each side by 3

2x/3*3=x+2*3

calculate

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move variable to the left and change the sign

2x-3x=6

collect like terms

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Find the first, fourth, and eighth terms of the sequence. A(n) = −3 ∙ 2^x − 1
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\bf A(n)=-3\cdot 2^{n-1}\\\\
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Step-by-step explanation:

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Step-by-step explanation:

[ Refer to the attached file ]

( Slide to refer all files )

________________________________

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<h2 />

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