Question

how do you Find the reciprocal of the expression? please help

Answer 1

the reciprocal of 3 is 1/3. the reciprocal of 1/3 is 3.

Answer 2

do you mind explaining why?

Answer 3

3 * 1/3 = 1

1/3 * 3 = 1

mult by reciprocal = 1

Answer 4

\[\frac{ -9b }{ 8b+9}\]
so what would it e fore a question like this?

Answer 5

So the reciprocal of \(\frac{x}{y}\) is \(\frac{y}{x}\)
so let x=-9b and y=8b+9 so now all you gotta do is flip it over. Whatever is in the numerator goes to the bottom and whatever is in the denominator goes to to the top

Answer 6

ok thank you so much!