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PMLearning curve - how do you calculate y = Ax b ?? pls help!!

Uunied_2616y ago
hi all, i am having trouble calculating the learning curve formula y = Ax b i use a sharp calculator model el-w531.. i would be very grateful for any help. say for example y = 30 * 3 -0.201 The answer is y = 24.06 But how do you calculate this on a calculator? on open tuition video lecture it mentions xy and +/- buttons but these are not on my calculator. thanks for reading and hopefully someone can help:-)
Aacltang7216y ago#1
Type it into the calculator exactly like this

3 ^ - 0.201 = X 30 =

The ^ means to the power of
Uunied_2616y ago#2
Thanks for that,

Unfortunately still not working, I don't have the ^ symbol on my calculator? Are there any other alternatives for this symbol?

Thanks a million
Aacltang7216y ago#3
try the xy button (2 above the number 7 on the el-w531 calculator) instead of the ^
Uunied_2616y ago#4
Thanks but still not working out,

Perhaps it is the 'mode' my calculator is in

Should it be in 'Normal' mode or a different one?

Thanks again
((deleted)16y ago#5
As I guessed you need financial calculator. (When calculator has log symbols)

Using general calculator you will never achieve the result.
Aaccaman16y ago#6
Hi

I've just pulled up a picture of your calculator online...

I think you would have to type in

30 x (3 'Yx' -0.201) =

where Yx is the button on the far left under 'hyp'
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