17. A number, x, is the harmonic mean of two numbers, a and b, if is the mean of 1 and x a a) Write a fully simplified equation to represent the harmonic mean of a and b (isolate x). State the restrictions on a and b. b) The harmonic mean of 6 and another number is. What is the other number? 5
17. A number, x, is the harmonic mean of two numbers, a and b, if is the mean of 1 and x a a) Write a fully simplified equation to represent the harmonic mean of a and b (isolate x). State the restrictions on a and b. b) The harmonic mean of 6 and another number is. What is the other number? 5
ChapterP: Prerequisites
SectionP.6: The Rectangular Coordinate System And Graphs
Problem 37E: An airplane flies from Naples, Italy, in a straight line to Rome, Italy, which is 120 kilometers...
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Please answer this advanced functions grade 12 question on paper, please make sure the answer is correct and on paper if possible.
Transcribed Image Text:17. A number, x, is the harmonic mean of two numbers, a and b, if is the mean of
1
and
x
a
a) Write a fully simplified equation to represent the harmonic mean of a and b (isolate x). State the restrictions on
a and b.
b) The harmonic mean of 6 and another number is. What is the other number?
5
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