jessiedeee
find the derivative of the function…. f(t)=8t^5
help please?



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muhammad9t5
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okk let me try.

ParthKohli
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Do you know how to use Power Rule?

Sheng
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power rule for this one :o

jessiedeee
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yes I do…well sort of…

Sheng
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bring down the exponent, then subtract by 1 from the exponent :)

ParthKohli
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\[\rm f'(t) = 5\cdot 8t^{5  1}\]OK, I set it up for you.

jessiedeee
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isn't the 8 supposed to be negative?

muhammad9t5
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dw:1350750988263:dw

Sheng
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yes should be 8, still same rules, bring down 5 and subtract 1 from exponent, 5*8^(51)

Sheng
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5*8t^(51)

muhammad9t5
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can you tell us answer?

jessiedeee
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so it would be 40^4??

Sheng
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40t^4

Sheng
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yes you got it jessie, but dont forget the t :)

jessiedeee
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ahh yes than you !

jessiedeee
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how about finding the derivative of this one?? 6 sqrtx + 3 ^3sqrtx ?

baldymcgee6
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Post it in a new question, and I will help you.

jessiedeee
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dw:1350751432663:dw

jessiedeee
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ok