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Brent0423
 2 years ago
If f(x)=10^x show that
f(x+h)f(x)
 = 10^x((10^h 1)/h)
h
Brent0423
 2 years ago
If f(x)=10^x show that f(x+h)f(x)  = 10^x((10^h 1)/h) h

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across
 2 years ago
Best ResponseYou've already chosen the best response.2Let\[f(x)=10^x.\]Then\[\frac{f(x+h)f(x)}{h}=\frac{10^x\cdot10^h10^x}{h}=\frac{10^x(10^h1)}{h}.\]

across
 2 years ago
Best ResponseYou've already chosen the best response.2The key law here is\[a^{b+c}=a^b\cdot a^c.\]

Brent0423
 2 years ago
Best ResponseYou've already chosen the best response.0i still dont quite understand it tho...

across
 2 years ago
Best ResponseYou've already chosen the best response.2It is very clear:\[f(x+h)=10^{x+h}=10^x\cdot10^h.\]
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