1
Yes, that is correct.
'''(one third) to the power (negative one) = three'''
2 to the power of negative one is equal to 0.5
(1/4)^(-2)=(4/1)^2=4^2=16
1
31
It is positive 1/144.
+1
Yes, that is correct.
81 (positive eighty-one)
It doesn't. Negative one to an even power equals positive one. Negative one to an odd power equals negative one.
'''(one third) to the power (negative one) = three'''
one third
2 to the power of negative one is equal to 0.5
Whenever you see a negative exponent (the negative 2nd power), take the reciprocal of the answer (put one over it):x-y = 1/xySo:9-2 = 1/92 = 1/81 = 0.01234567901
The prefix that means one quintillionth, or times ten to the negative 18th power, is atto-. Examples: An attometer is a quintillionth of a meter, and an attosecond is a quintillionth of a second.