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ramirokool

  • 3 years ago

State whether the sequence is arithmetic. If so, state the common difference. 1.8, 3.6, 7.2, 14.4, ... Answer 1.8 -1.8 not arithmetic 16.2

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  1. sauravshakya
    • 3 years ago
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    Here, find t3-t2 and t2-t1

  2. ramirokool
    • 3 years ago
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    C.

  3. sauravshakya
    • 3 years ago
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    If t3-t2=t2-t1 then arithmetic with common difference=t3-t2

  4. sauravshakya
    • 3 years ago
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    Yes

  5. ramirokool
    • 3 years ago
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    So C ?

  6. sauravshakya
    • 3 years ago
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    yep

  7. sauravshakya
    • 3 years ago
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    it is C

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