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A2 maths help

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Jadid

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Jun 03, 2020 9:33 am

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I keep getting a negative number on the last part

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Further_Maths_Student

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Jun 03, 2020 9:53 am

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Jadid

@jadid-2

Just curious - what value did you get for k? I got 0...

Jadid

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Jun 03, 2020 5:37 pm

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Further_Maths_Student

@further_maths_student I got 49/30

Usman

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Jun 03, 2020 8:10 pm

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Jadid

@jadid-2 the value I got was 1.4

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Usman

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Jun 03, 2020 8:11 pm

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Usman

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Jun 03, 2020 8:13 pm

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Usman

As t gets bigger, e^-kt tend to 0

Jadid

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Jun 03, 2020 8:18 pm

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Usman

@usman since v=0 when t=0 would there be a constant c?

Usman

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Jun 03, 2020 8:23 pm

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Jadid

@jadid-2

Yh it can still be possible because when the v is 0 it becomes ln(9.8)

Usman

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Jun 03, 2020 8:25 pm

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Usman

You can look through my working it out and see if I've made an error anywhere. Let me know if I have

Further_Maths_Student

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Jun 04, 2020 2:58 am

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Usman

@usman

Took me a while to get my head around how you got from the 6th line of working out to the 7th but I got it now. Thanks

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A2 maths help

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