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Core 4 differentiation problem!

Hey guys! Can any of you help me with this problem that involves differentiating a^x form?

It was on the past paper Jan 2011 Q2: I=16-16(0.5)^t where t>0
How do I figure out dI/dt??
Thanks in advance!! :smile:
Original post by xm99
Hey guys! Can any of you help me with this problem that involves differentiating a^x form?

It was on the past paper Jan 2011 Q2: I=16-16(0.5)^t where t>0
How do I figure out dI/dt??
Thanks in advance!! :smile:


ddx(ax)=axln⁡a\dfrac{d}{dx} (a^x) = a^x\ln a

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