Processing Math: Done

From Förberedande kurs i matematik 1

When a power expression has a negative exponent, the expression's value decreases when the base increases. Thus

0.4−30.5−3.

Another way to see this is to rewrite the two powers as

0.5−3=10.53 and 0.4−3=10.43

and because 0.530.43 (see exercise a), it follows that

10.4310.53,

i.e. 0.4−30.5−3.