anonymous
  • anonymous
A rotor is run at the following speeds for intervals of 1 minute: |Minute: | 1 | 2 | 3 | 4 | |Speed: | 1 | 2 | 4 | 8 | How many minutes will it take to reach a speed of 64 meters per second? a.) 6 b.) 7 c.) 8 d.) 9 Thank you oh so very much. <3 Xoxoxo.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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welshfella
  • welshfella
Hint; the speed is doubling every minute
anonymous
  • anonymous
finish the chart. 1 - 1 2 - 2 3 - 4 4- 8 5 - 10 6 - 12 7 - 14 8 - 16 9 - 18
anonymous
  • anonymous
Lets make it simple. C

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More answers

anonymous
  • anonymous
10 - 20 11 - 22 12 - 24 14 - 26 15 - 28 16 - 30 18 - 32
anonymous
  • anonymous
19 - 34 20 - 36 21 - 38 22 - 40 ugh.. this is tedious. :( lol
anonymous
  • anonymous
Your answer is C lol
anonymous
  • anonymous
by the time u reach 64 you will be at your 8th interval. so u could just multiply :/
anonymous
  • anonymous
Lol, sorry. I know I look like an idiot. For some reason math just doesn't click... like at all for me. Haha.. Thank you though. ^_^
welshfella
  • welshfella
after 5 seconds the speed is 2*8 = 16 after 6 s it will be 2*16 = 32 after 7 s what would the speed be?
anonymous
  • anonymous
48 >_>
welshfella
  • welshfella
the answer is not 8
welshfella
  • welshfella
note the common factor is 2 each term is obtained from previous by multiplying by 2
anonymous
  • anonymous
8 is the closes man. or girl... idk
welshfella
  • welshfella
man
anonymous
  • anonymous
okay cool
anonymous
  • anonymous
Ooooh! So it's 2 * 32!
welshfella
  • welshfella
this sequence is called a geometric sequence with common ratio 2
welshfella
  • welshfella
yes
anonymous
  • anonymous
Yaaay so it's 7!
welshfella
  • welshfella
7th term = 2*32
welshfella
  • welshfella
yea
anonymous
  • anonymous
Gah! Thank you for your patience with me. It's greatly appreciated :)
welshfella
  • welshfella
yw

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