3 years ago

I NEED HELP PLEASE !!

1 answer:

5 0

Answer:

2)68.37

3) 3×c+3×7

=3c+21

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kozerog [31]

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nirvana33 [79]

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joja [24]

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x< -1

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GalinKa [24]

So what times .2 equals 20
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4 years ago

n200080 [17]

Answer:

$a_1=1\\a_n=a_{n-1}-5$

Step-by-step explanation:

a₁ = 1 - 5(1 - 1) = 1 - 5·0 = 1

a₂ = 1 - 5(2 - 1) = 1 - 5·1 = 1 - 5 = a₁ - 5

a₃ = 1 - 5(3 - 1) = 1 - 5·2 = 1 - 5 - 5 = a₂ - 5

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and so on, therefore:

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3 years ago