Connect with knowledgeable individuals and find the best answers at IDNLearn.com. Discover in-depth and trustworthy answers from our extensive network of knowledgeable professionals.
Step-by-step explanation:
a) 9^-½
= (1/9)^½
= (√1)/(√9)
= 1/3
=0.333....
b). 27^-⅔
= (1/27)^⅔
=(³√1)²/(³√27)²
=1/9
=0.111.....
=