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2 years ago

2, 6, 18, 54 What is the recursive formula for this sequence

Mathematics

2 answers:

Ira Lisetskai [31]2 years ago

5 0

A_n+1=3 *a_n
and a_1=2

ICE Princess25 [194]2 years ago

4 0

Not sure what the terminology is, but i know that you multiply the previous number by 3

2*3=6
6*3=18
18*3=54
etc

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Can someone please help me on 3,4, and 5

alexandr1967 [171]

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What is -3(-6+8)^3-2(1-3)^3

marin [14]

Assignment: $\bold{Solve \ Equation: \ -3\left(-6+8\right)^3-2\left(1-3\right)^3}$

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Answer: $\boxed{\bold{-8}}$

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Explanation: $\downarrow\downarrow\downarrow$

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[ Step One ] Follow PEMDAS Order Of Operations; Calculate Within Parenthesis

Note: $\bold{PEMDAS: \ Parenthesis, \ Exponents, \ Multiply, \ Divide, \ Add, \ Subtract}$

$\bold{-6+8: \ 2}$

[ Step Two ] Rewrite Equation

$\bold{-3\cdot \:2^3-2\left(1-3\right)^3}$

[ Step Three ] Calculate Within Parenthesis

$\bold{1-3: \ -2}$

[ Step Four ] Rewrite Equation

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[ Step Five ] Calculate Exponents

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[ Step Six ] Rewrite Equation

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[ Step Seven ] Multiply

$\bold{2\left(-8\right): \ -16}$

[ Step Eight ] Rewrite Equation

$\bold{-24-\left(-16\right)}$

[ Step Nine ] Subtract

$\bold{-24-\left(-16\right): \ -8}$

[ Step Ten ] Rewrite Equation

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$\bold{\rightarrow Mordancy \leftarrow}$

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2 years ago

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DanielleElmas [232]

Answer:

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Step-by-step explanation:

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Answer:

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