Asked by Jenna

Write the following without negative exponents: (a^-1 + b^-1)^-1
Answered by Reiny
(a^-1 + b^-1)^-1
= (1/a + 1/b)^-1
=((b+a)/(ab))^-1
= (ab)/(a+b)
Answered by Henry

(1/a + 1/b)^-1 = 1 / (1/a + 1/b).

There are no AI answers yet. The ability to request AI answers is coming soon!