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Raising a Number to a Power
£
permits you to find any power of a positive number, within
yl
the range of the calculator. The power can be either an integer or
decimal fraction; it makes no difference.
EXAMPLES
A. Find 2° (2x2x2x2x2x2x2x2x2)
Press:
2
ET
9—@
3
e
B. Find 82/3
Press:
8
2?
2
Ef
3@
-
]
200
9.00
512.00
8.00
2.00
3.00
Using the result of this example, check different formats:
Press: w1 8
4,00000000
3999999999
'z
This shows an example of 'calculating error' which occurs because
logarithms are used for internal programming of yX and the results are
not always accurate to the last decimal place. In this case the error
magnitude is only .00000000I (I billionth)!
TSee 'Calculator Range' in Appendix C.
17
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